Echinacea Sunseekers 'Red' is an amazing coneflower with bold red, single flowers.

Echinacea Sunseekers 'Sweet Fuchsia' is a gorgeous coneflower with semi-double fuchsia-pink flowers and brown cones.

Echinacea Sunseekers 'White Perfection' is a semi-double coneflower with green and creamy-white flowers.

No other coneflower is the colour of ripe cantaloupe! Echinacea 'Supreme Cataloupe' is one unique cultivar!

Echinops ritro ssp. ruthenicus 'Platinum Blue' is a globe thistle with thistle-like leaves, silver stems and blue spheres of starry flowers.

Echium amoenum has short, red, feathery exclamation marks for the hot border that will excite hummingbirds from miles around.

Eomecon chionantha or snow poppy is a rhizomatous perennial that bears small pure white poppy-like flowers.

Epimedium 'Amber Queen' is a barrenwort with small yellow flowers and evergreen foliage that is bright green with a red blush.

Epimedium 'Pretty in Pink' has tri-coloured flowers displaying white, rose-pink, and dark pink tones atop gorgeous foliage.

Epimedium 'Sandy Claws' is a barrenwort with small creamy-white flowers and evergreen foliage that emerges maroon.

Epimedium grandiflorum 'Lilafee' has spidery lavender-violet flowers with very long white spurs.

Epimedium x perralchicum 'Frohnleiten' is a chance hybrid with large bright yellow flowers with short brown spurs.

Epimedium x rubrum is a superb low-growing ground cover for woodland and shady areas.

Epimedium x versicolor 'Sulphureum' has dramatic red-bronze new foliage and charming sulphur yellow flowers in early spring.

Epimedium x warleyense 'Orange Queen' is a spreading barrenwort with coppery orange flowers with yellow centres.

The Mexican fleabane (Erigeron karvinskianus 'Profusion') produces endless tiny lavender-pink and white daisies.

Erigeron speciosus is a western North American fleabane with attractive lavender or lavender blue flowers.

Eriophyllum lanatum is a BC native that bears charming, fern-like, grey foliage topped with loads of yellow, daisy-like flowers.

Eryngium 'Big Blue' is one of the best sea hollies with masses of blue, thistle-like thimbles.

Blue flower heads of the ultra-compact Eryngium planum 'Blue Hobbit' are surrounded by large frilled blue bracts.

Erysimum Erysistible 'Bronze Rose' is a zone 5 wallflower with orange, peach, and pink fragrant flowers.

Eucomis 'Safari Adventure' is a pineapple lily with dramatic olive-green foliage followed by cream to rosy-purple spikes.

Eucomis Crowning Glory 'Purple Reign' is a pineapple lily with bold purple foliage and purple-pink flower spikes.

Eupatorium maculatum 'Gateway' is a Joe-Pye weed with late-blooming, large, mauve-pink flowers.

Euphorbia characias ssp. wulfenii is an architectural plant with blue-green, evergreen foliage and electric green bracts.

Euphorbia griffithii  'Fireglow' emerges like fiery tongues from the dark spring soil.

Euphorbia myrsinites or donkey tail spurge has mounding, floppy stems with powder blue, evergreen leaves.

Euphorbia polychroma 'Bonfire' is a fiery cushion spurge with foliage that burns with shades of red all season long.

Euphorbia 'First Blush' has delicate tricoloured slightly ruffled foliage is white and green and blushed with beguiling pink in spring and fall.

Euphorbia schillingii is a deciduous spurge with long-lasting bright yellow flowers and long green leaves with white stripes.

Farfugium 'Wavy Gravy' has distinctively crinkled, grey-green leaves for striking texture in the shade garden.

Festuca 'Cool as Ice' produces clumps of fine blue-green foliage whose blue intensifies as the season progresses.

Festuca 'Beyond Blue' is one of the bluest of all fescues and for that matter all grasses!

Filipendula 'Kahome' is a dwarf meadowsweet with panicles of tiny, fragrant, rosy-pink flowers.

Filipendula rubra 'Venusta' is a tall herbaceous perennial with cloud-like clusters of small, fragrant pink flowers.

Filipendula vulgaris 'Multiplex' or fern-leaf dropwort is an old-fashioned perennial with rose-tinged, white flowers.

Fragaria 'White Carolina' Aloha Berry is a white strawberry that tastes like a cross between a strawberry and a pineapple!

The beach strawberry (Fragaria chiloensis) is a BC native found along the Pacific coast of both North and South America.

Fragaria virginiana, known as wild or Virginia strawberry, offers small, sweet, red, edible strawberry fruits.

Light pink flowers and delicious, mid-sized strawberries over a long season.

Fragaria 'Lipstick' is a long-blooming, deep pink-flowered strawberry for use as a groundcover and eating.

Gaura lindheimeri 'Siskiyou Pink' is a butterfly gaura with delicate pink flowers on arching stems and dark green foliage.

Gaura lindheimeri Walberton's 'Silver Fountain' has variegated foliage and spikes of pink buds opening to white flowers.

Gazania krebsiana 'Tanager' has large, dramatic, bright orange daisy flowers with intricate black markings around the centre.

Gentiana "Little Pinkie' is a low-growing Summer Gentian with masses of bright pink to purple flowers from late spring to early fall

Gentiana makinoi 'Blue Star' has upright, tubular-shaped violet-blue flowers with yellow stamens and glossy green foliage.

Geranium 'Anne Thomson' emerges with bright yellow foliage turning to lime green with small magenta flowers with black veins.

Geranium 'Azure Rush' is a sport of 'Rozanne' with lighter blue flowers and a more compact habit.

Geranium 'Bloom Time' is a cranesbill with single, bright pink flowers, white centres and red veining.

Geranium Azure Skies is a beautiful cranesbill with unusual blue to lavender-blue double flowers.

Geranium macrorhizum 'Bevan's Variety' has bright pink flowers. Plants are tolerant of dry shade.

Geranium maculatum 'Huggy Bear' has bronze foliage and beautiful violet pink flowers.

Geranium pratense 'Boom Chocolatta' is a semi-evergreen, cranesbill with bronze foliage and single purple-blue flowers.

Geranium pratense 'Cloud Nine' is a cranesbill with fully double, light blue flowers and dark green bushy foliage.

Geranium pratense Dark Eyes is a bold cranesbill with single, dark-eyed magenta flowers and burgundy foliage.

Geranium 'Rozanne' has purple-blue flowers from June until frost! One of the best of all hardy geraniums.

Geranium x cantabrigiense 'Intense' is a low mounding cranesbill with masses of hot pink flowers above aromatic foliage.

Geranium x magnificum 'Rosemoor' is a sterile cranesbill with large, single violet-blue flowers and textured foliage.

Geum 'Fire Storm' has bright, tangerine orange, double flowers on compact plants.

Geum Pretticoats Peach is a gorgeous avens with highly ruffled, double flowers in shades of peach, pink, yellow, and cream.

Eos is the Greek goddess of the dawn. Everything about this geum is bright. The flowers are flaming orange and the foliage is gold.  'Eos' has a compact habit and is a natural for sunny containers and for the front of the border in the garden. Easy and carefree. Best foliage colour in full sun but in soils with reasonable moisture.

Geum coccineum 'Orange Pumpkin' is a long-blooming, red avens with unique, fully double, orange flowers.

Geum Coral Tempest is a long-blooming avens with multitudes of semi-double, peachy-orange flowers.

Geum Tempo 'Coral' is a compact avens that produces a multitude of semi-double coral-red flowers.

Geum Tempo Rose produces a multitude of semi-double flowers in shades of dark rose pink.

Gomphocarpus physocarpus (previously Asclepias) is a cool milkweed relative known as balloon plant or hairy balls!

Goodyera oblongifolia is a terrestrial orchid that spreads into small colonies of evergreen, ornately-variegated leaves.

'All Gold' is a full on golden grass for the shade garden. Hakonechloa are the best grasses for the shade.

Hakonechloa macra 'Aureola' is hands down the best shade grass. No one should live without it!

Helenium 'Potter's Wheel' produces red petals with yellow edges around dark centres.

Helianthus 'Lemon Queen' is an excellent border perennial with four foot tall stems topped with pale yellow daisies in summer.

Helianthus 'Suncatcher' is a dwarf perennial sunflower with large, yellow flowers and dark centres.

Helianthus maximiliani is a towering perennial that can reach 9 feet high with spires of bright yellow daisies.

Heliopsis 'Red Shades' is a false sunflower with daisy-like blooms in orange and red tones with black stems and foliage.

Heliopsis 'Variegata Oriole' is a false sunflower with daisy-like yellow blooms with brown eyes and variegated foliage.

Heliopsis 'Yellow Spider' is a false sunflower with semi-double yellow flowers with red centres and dark red foliage and stems.

Heliopsis 'Bleeding Hearts' offers a dramatic colour break emerging in shades of fiery red and orange red.

Heliopsis 'Burning Hearts' boasts bicolour yellow and red daisies atop tall black stems with purple foliage.

Heliopsis helianthoides var. scabra 'Luna Roja' has daisy-like flowers in bright yellow-orange to fire-engine red.

A great textural and foliage plant with cute apple green cupped flowers.

Helleborus x hybridus North Star 'Ruby Heart' is a Lenten rose with nodding double flowers of cream with heavy red speckling around yellow centres.

Helleborus Winter Jewels Amber Gem has warm tones of yellow, amber, pink and apricot on double flowers.

Helleborus Winter Jewels Apricot Blush can be shades of pink, yellow and apricot that glow in the spring garden.

Helleborus Winter Jewels Berry Swirl has bold tones of warm purples and purple-reds on double flowers.

Helleborus Winter Jewels Black Diamond offers single flowers in warm, deep purples, purple-burgundies, and near-blacks.

The Helleborus Blue Diamond strain from Marietta O'Byrne's Winter Jewels offers single flowers in cool, slate purples and blues.

Helleborus Winter Jewels Cherry Blossom has a high rate of anemone centres with gorgeous pink and white flowers.

Helleborus Winter Jewels Cotton Candy is precious pink like a little girl's Sunday best.

Helleborus Winter Jewels Double Slate offers greyish slate purple double flowers.

Helleborus Winter Jewels Onyx Odyssey has deep, dark, luscious purples, slates and near-blacks.

Helleborus Winter Jewels Painted has spotting so plentiful each white or creamy yellow tepal is centred with a burgundy thumb print!

Helleborus x hybridus Winter Jewels Painted Doubles has fantastic pure white or cream flowers with heavy red spotting.

Helleborus Winter Jewels Peppermint Ice offers frosted pink double flowers.

The pure white single flowers of Helleborus Picotee Pearl have a pink to dark pink picotee edge and ruffly anemone-centres.

Helleborus Winter Jewels Red Sapphire has luscious rose-red double flowers.

Helleborus Winter Jewels Rose Quartz has pure white or cream double flowers with pink picotee edges.

Helleborus Winter Jewels Ruby Wine has rich, velvety near-red and burgundy-red flowers.

Hemerocallis 'Born in California' is a premium fragrant daylily with large, highly ruffled flowers in various purple tones.

Hemerocallis 'Lies & Lipstick' is a fragrant, re-blooming daylily with creamy-white blossoms and dark pink centres and edges.

Hemerocallis 'Passionate Returns' is an ever-blooming daylily with rosy-red, recurved, ruffled petals and yellow throats.

Hemerocallis 'Tigereye Spider' is a reblooming daylily with large, spider-like petals in bright shades of orange and red.

Hemerocallis 'Vegas Jackpot' is a reblooming daylily with large ruffled flowers in various purple and pink tones.

Hemerocallis 'Voodoo Dancer' is a fragrant, reblooming daylily with double, burgundy-black flowers.

Hemerocallis Golden Zebra is an intriguing daylily with golden flowers and boldly yellow variegated leaves.

Hemerocallis 'Lake of Fire' is a stunning daylily with large fragrant flowers in oranges, reds, and gold.

Hemerocallis 'Storm Shelter' is a stunning daylily with large fragrant flowers in unique shades of lavender and purple.

Heuchera 'Forever Purple' is a glossy, ultra-purple foliaged extravaganza.

Heuchera 'Forever Red' is the reddest of all coral bells.

Marmalade' has rich, shiny, undulating foliage ranging in colour from umber to deep sienna with hot pink undersides. This vigorous plant has heavy substance and numerous, narrow spires of red-brown flowers making it a good landscape choice. A member of the Marmalade Series which features 'Berry Marmalade', 'Marmalade', 'Lime Marmalade' and 'Ginger Peach'.

Warm purple backgound with spots of hot pink.

Heuchera 'Obsidian' is a superlative cultivar with the deepest black foliage of any coral bell.

Heuchera 'Peach Crisp' has orange, cinnamon and red foliage with heavily ruffled edges.

Heuchera 'Peach Flambe' is a sister cultivar to 'Marmalade' with larger, smoother leaves with flaming red infusions.

Heuchera 'Smoke and Mirrors' forms mounds of pewter gray foliage with dark veining and light rose coloured flowers.

'Snow Angel' breaks the Heuchera mold with decoratively marbled and speckled green and white variegated foliage.

Heuchera Dolce 'Spearmint' is a coral bell with reddish pink tubular flowers and silver-green, evergreen foliage.

Heuchera micrantha is one of our native alumroots with nice lobed leaves and airy sprays of small white flowers.

Heuchera villosa (syn. macrorhiza) 'Autumn Bride' offers fabulous sizeable plants and impressive foamy spikes.

Heucherella 'Citrus Shock' has large, chartreuse leaves with dark red centre markings.

Hibiscus 'Inner Glow' is a perennial with large, pink and lavender flowers complemented with green dissected  foliage.

Hibiscus Carousel 'Giant Red' has huge bright red flowers with yellow stamens and deeply lobed burgundy foliage.

Hibiscus Carousel 'Pink Passion' has huge deep salmony pink flowers with red centres atop purple foliage.

Hibiscus Carousel 'Red Wine' has huge dark red flowers with yellow stamens and deeply lobed purple foliage.

Hibiscus Summer Spice 'Bleu Brulee' has incredible sky blue flowers around a red centre.

Hibiscus Summerific 'Edge of Night ' is a perennial hibiscus with large, bright pink flowers and burgundy foliage.

Perennial Hibiscus have the largest flowers in the mallow family. 'Midnight Marvel' has bold, burgundy foliage topped with huge, scarlet red flowers in summer and fall.

Hibiscus 'Starry Starry Night' has wine purple, maple-like foliage and pink buds opening to 8-9 inch wide, pale pink flowers.

Hosta 'Autumn Frost' is an extremely bold foliage option for the shade garden. One of our favourites.

Hosta 'Cool as a Cucumber' has narrow tricolour leaves of white, light green and dark green form distinctive mounds.

Hosta 'Fire Island' has brilliant yellow leaves that emerge on red petioles in spring.

Hosta 'First Blush' is the first burgundy-leaved cultivar and a breakthrough in hosta breeding!

Hosta 'Fragrant Blue' has huge, heart-shaped, blue foliage of good substance with a slight wave and ripple.

Hosta 'Fragrant Dream' is a large, fragrant hosta with creamy yellow to white margins.

'Frozen Margarita' is a fragrant Hosta forming impressive clumps of rippled, ribbed, green leaves with creamy yellow margins.

Hosta 'Glad Rags' has bold, thick, corrugated foliage with a deep green centre and broad, bright yellow edges.

Hosta 'Gravity Rocks' is a small plantain lily with bold, twisting, corrugated foliage in bright yellow and green.

Hosta 'Guacamole' has large, dramatic, chartreuse leaves with irregular dark green edges with fragrant flowers.

Hosta 'Ki Ren Jyaku' is a medium sized plantain lily with fully double lavender flowers and corrugated, yellow foliage.

Hosta 'Paisley Border' is a plantain lily with wavy, variegated green and white foliage and lavender flowers.

'Rainforest Sunrise' is an exciting sport of Hosta 'Maui Buttercups' with dramatic dark green borders and radiant gold centres.

Hosta 'Seasons in the Sun' is a plantain lily with heart-shaped, golden yellow, corrugated leaves with wavy margins.

Hosta 'Sorbet' has beautifully variegated leaves and striking deep burgundy petioles, leaf bases, and flower stalks.

Hosta 'Stained Glass' has brilliantly shiny golden foliage surrounded by a two inch wide dark green margin. Sun tolerant and fragrant.

Hosta 'Time in a Bottle' is a beautiful plantain lily with wavy yellow foliage and late summer purple   flower buds that do not open.

Hosta 'Tortilla Chip' is a sun tolerant, fragrant plantain lily with chartreuse to golden-yellow leaves.

Hosta 'When I Dream' is a large, impressive plantain lily with tricolour variegated leaves.

Hosta 'Wild Imagination' is a large, strap-leaved plantain lily with narrow, twisted and ruffled blue leaves and lavender flowers.

Hosta 'Blue Mouse Ears' is the most popular of all mini hostas and TOTALLY adorable!

Hosta 'Frosted Mouse Ears' is a variegated version of the ever popular 'Blue Mouse Ears'.

Hosta 'Funny Mouse' has blue-green foliage with white margins and lavender flowers.

'Lucky Mouse Ears' is a cute miniature Hosta that joins 'Blue Mouse Ears' and the rest of the clan with yellow-edged blue leaves.

'Pandora's Box' is a miniature hosta with white-centred leaves and a dark green margin.

Hosta 'Sun Mouse' is a twin to 'Blue Mouse Ears' except that it is brilliant yellow.

Hosta 'Diana Remembered' is a variegated cultivar of the fragrant hosta species plantaginea.

Hosta Shadowland 'Above the Clouds' is a large, impressive plantain lily with cloudy blue leaves that are cupped and puckered.

Hosta 'Echo the Sun' is a plantain lily with heart-shaped, golden yellow leaves that are corrugated with ruffled margins.

Hosta 'Voices in the Wind' is a plantain lily with wedge-shaped, variegated blue-green leaves with creamy yellow ruffled margins.

Hosta 'Wheee!' has fantasic rippled foliage with creamy yellow edges and green centres.

'Wu-La-La' is a variegated sport of 'Empress Wu', the world's largest Hosta, with huge blue-green leaves with apple green margins.

Hylomecon japonica is a rare Japanese forest poppy with single, saucer-shaped, bright yellow flowers.

Hypericum x inodorum Magical Midnight Glow is a shrubby St. John's wort with bright yellow flowers cherry red fruit.

Iberis x hybrida Mermaid 'Lavender' is a candytuft with deep lavender flowers.

Imperata cylindrica 'Red Baron' is one of the most dramatic of grasses with brightly coloured red and green foliage.

Iris chrysographes 'Black Form' has pure black iris flowers.

Iris ensata Dinner Plate 'Blueberry Pie' has large, 6 inch wide, purple blooms with violet strokes and yellow centres.

Iris ensata Dinner Plate 'Cupcake' has white flowers with delicate purple and yellow centres. Blooms can reach 6 inches wide!

Iris ensata Dinner Plate 'Ice Cream' has periwinkle-blue flowers with white margins. Blooms can reach 8 inches wide!

Iris ensata Dinner Plate 'Jell-O' has large, 6 inch wide, double purple blooms with white veining and yellow centres.

Iris ensata Dinner Plate 'Tiramisu' has large, 6 inch wide, double white blooms speckled and edged in lavender with yellow centres.

Iris ensata Dinner Plate 'Tum Tim Gros' has large, 6 inch wide, lavender pink flowers accented with lavender veins.

Iris foetidissima 'Citrina' is an evergreen, shade tolerant species with pretty pale yellow flowers and bright orange seeds in autumn.

Iris japonica, known as fringed or crested iris, has white petals decorated with blue and yellow markings atop evergreen foliage.

Iris Louisiana 'Count Pulaski' has fragrant blooms of bronze, apricot, cream, and gold. A boggy plant for the sunny garden.

Iris Louisiana 'Red Velvet Elvis' has lightly ruffled, fragrant blooms in red with a hint of yellow. A boggy  plant for the sunny garden.

Iris pseudata 'Shiryukyo' is a tall cultivar to four feet with violet and purple tones and veining set off with a bright yellow signal.

Iris pseudata 'Yarai' is a has tones of peach with royal-purple veining and a bright yellow signal.

Iris setosa, the bristle-pointed or Arctic iris has attractive violet, purple, or blue flowers with white and yellow markings.

Iris sibirica 'Colonel Mustard' has large, bi-colour, double blooms of mustard to yellow and violet-purple bars.

Iris sibirica 'Concord Crush' has bright blue, double flowers that bloom for a long period of time and may rebloom later in the season.

Iris sibirica 'How Audacious' has gorgeous multi-coloured flowers of violet, yellow, and white.

Iris sibirica 'Kaboom' has large, bi-colour, double blooms of violet-blue and contrasting creamy centres with purple veining.

Iris sibirica 'Purring Tiger' is a Siberian iris with elegant yellow falls that are heavily veined in purple with ruffled purple standards.

Iris sibirica 'Ruffled Velvet' has lightly ruffled, purple-blue standards and darker purple falls, golden throats and dark veining.

Iris sibirica 'Sunfisher' is a Siberian iris with lightly ruffled lemon-yellow standards and deeper yellow falls.

Iris sibirica 'Tipped in Blue' is a showstopper with its soft violet-blue and yellow flowers.

Iris sibirica 'Charming Billy' has sweetly fragrant and boldly-coloured flowers in rich violet purple, pink, gold,  and lavender-blue.

Iris sibirica 'Drink Your Tea' has earthy tones of pale apricot, orange-brown, and yellow-gold with yellow veining.

Iris sibirica 'Jerry Murphy' is a Siberian Iris with multi-hued creamy-pink standards and gold, bronze, apricot and red falls.

Iris sibirica 'Mad Hat' has sensational flowers in a mix of of violet and lavender with red-violet veining and yellow signals.

Iris sibirica 'Miss Apple' has sweetly fragrant and boldly-coloured flowers in burgundy-red, gold, purple, lavender, and reddish purple.

Iris sibirica 'On Mulberry Street' has magnificent flowers in a mix of of blue, violet, creamy-white, and  yellow with purple veining.

Iris sibirica 'Paprikash' is a stunning cultivar with cinnamon red, golden yellow, lavender pink, and apricot flowers.

Iris sibirica 'So Van Gogh' has a bicolour palette of yellow and blue-purple flowers with purple veining throughout.

Iris sibirica 'Unbuttoned Zippers' is a Siberian Iris with multi-hued creamy-pink standards and gold, apricot, blue and purple falls.

Iris tenax or tough-leaf iris is a West Coast native with beautiful blue, lavender and purple blooms and evergreen foliage.

Iris versicolor 'Purple Flame' has eggplant-purple new foliage in spring followed by purple summer flowers.

Iris x ampliflora 'Ming Treasure' is a stunning giant plant with large, violet-blue flowers, yellow crests and white signals.

Isotoma axillaris 'Beth's Blue' is a blue star flower with dainty, star-shaped, violet-blue flowers and fern-like foliage.

Jeffersonia diphylla has unique two-lobed leaves and delicate white flowers with yellow centres in spring.

Kirengeshoma palmata 'Black Style' is a Korean waxbells with black stems that hold up the creamy yellow flowers.

Kirengeshoma palmata or Korean waxbells is a stately shade perennial with maple-like leaves and yellow bell flowers.

Knautia 'Thunder and Lightning' forms mounds of lush variegated foliage with deep magenta pinchusion flower heads for months on end.

Kniphofia 'Jade' has greenish white flowers opening from green buds on spikes rising to 3.5 feet high.

Kniphofia 'High Roller' is a red hot poker with torches of tubular flowers in bi-colours of cream and coral-orange.

Kniphofia 'Lady Luck' offers torches of flowers on dramatic 5 foot spikes with chartreuse buds that open to white.

'Orange Vanilla Popsicle' is a reblooming Kniphofia with two-toned flower spikes of red orange over creamy white.

Kniphofia 'Redhot Popsicle' has lively, cinnamon red flowers on short, compact plants for the smaller garden that bloom for months.

Kniphofia 'Rocket Jr.' is a non-stop blooming dwarf red hot poker that offers fiery spikes through summer into fall.

Kniphofia caulescens is a broad-leaved evergreen red hot poker with blue-grey foliage held on a short woody trunk.

Kniphofia Pyromania 'Hot and Cold' is a red hot poker with torches of tubular flowers in bi-colours of yellow and orange.

Kniphofia 'Rocket's Red Glare' is a red hot poker with torches of tubular flowers in bi-colours of bright red and yellow.

Kniphofia Pyromania 'Solar Flair' is a red hot poker with torches of tubular flowers in brilliant yellow.

Kniphofia rooperi is a late summer blooming red hot poker with large, orange-red, egg-shaped flowers fading to yellow.

Lamium maculatum 'Purple Dragon' is a spotted dead nettle with silver foliage and purple flowers. A superb ground cover.

Lamium maculatum 'White Nancy' is a spotted dead nettle with silver foliage and white flowers. A superb ground cover.

Lamium orvala, balm-leaved red deadnettle, is an upright, shade-loving perennial with pink and purple orchid-like flowers.

Lavandula angustifolia 'Blue Jeans' has beautiful grey-green foliage smothered in violet blossoms over a long season.

Lavandula 'Ellagance Pink' has light pink blooms and very fragrant, silver-green foliage.

Lavandula 'Ellagance Snow' has white flowers on compact, floriferous plants.

Lavandula 'Super Blue' has grey-green foliage smothered with large, mauve-blue lavender blossoms on fat spikes.

Lavandula angustifolia 'White Summer' has icy-white blooms with a touch of blue and very fragrant, silver-grey foliage.

Lavandula Platinum Blonde is a variegated creamy yellow and green lavender with classic purple flowers.

Lavandula 'Phenomenal' is a HUGE lavender for big spaces in the garden.

Lavandula 'Sensational' produces huge, re-blooming, fragrant purple flowers on strong stems with silver foliage.

Lavandula Exceptional is a fragrant, white-flowered, reblooming lavender with silver-green foliage.

Leontopodium alpinum 'Blossom of Snow' has larger, white, star-shaped flowers and can rebloom in the fall.

Lewisia 'Little Raspberry' is a hardy evergreen succulent with dark pink flowers and red central accents.

Lewisia 'Elise' forms evergreen succulent rosettes topped with a rainbow of colours.

Lewisia 'Rainbow' produces evergreen succulent rosettes topped with a rainbow of colours.

Liatris spicata 'Alba' is a blazing star with highly ornamental, tall white flower spikes and finely textured,  green foliage that takes on bronze hues in fall.

Kobold' is a shorter form than the species growing to about two to two and a half feet tall. Mass these striking purple flower spikes for maximum effect. An excellent vertical for summer that works well with nepetas and the yellows of coreopsis and oenotheras. Photo courtesy of Walters Gardens.

Ligularia 'BBQ Banana' has exciting chocolate-brown-to-bronze leaves and yellow daisy-like flowers.

Ligularia 'Britt-Marie Crawford' forms lush mounds of deepest burgundy-black leaves and deep yellow daisy-like flowers.

Ligularia 'Garden Confetti' forms big mounds of cream and green foliage liberally sprinkled with lime, pine green and pink.

Ligularia dentata 'Pandora' is a hardy, compact leopard plant with mustard-yellow flowers and contrasting burgundy foliage.

Ligularia japonica 'Tractor Seat' is a cold hardy goldenray with huge, heavily serrated and dissected leaves and yellow flowers.

Limonium 'Dazzle Rocks' is a hardy sea lavender with purple-violet blooms all summer long above beautiful green foliage.

Liriope minor 'NoMo' is a dwarf, evergreen ground cover with grass-like foliage mainly developed as a lawn alternative.

Liriope 'Okina' has striking, frosted white new growth slowly changing to green by summer.

Lithodora diffusa 'Grace Ward' has dark green foliage topped with masses of royal blue flowers.

Lithodora 'White Star' is a great ground cover for sunny positions with blue flowers centred with a white star.

Lithodora Gold 'n Sapphires displays deep blue flowers atop striking gold foliage.

Lobelia cardinalis 'Black Truffle' has burgundy foliage and tall spires of red, hummingbird-attracting flowers.

Lobelia 'Starship Scarlet' has compact, bronze foliage and dense, strictly upright spikes with vivid scarlet flowers.

Lupinus Westcountry 'Blacksmith' is a magnificent lupin with iron grey and white flowers.

Lupinus Westcountry 'Blossom' is a lupin with baby-pink and white blossoms.

Lupinus Westcountry 'Desert Sun' is a magnificent lupin with bright yellow and creamy white flowers.

Lupinus Westcountry 'Manhattan Lights' is a bold and beautiful lupin with warm purple wings and bright yellow banners.

Lupinus Westcountry 'Masterpiece' is a magnificent lupine with rich royal purple buds opening to flowers with warm purple wings and banners, the banners flecked with orange.

Lupinus Westcountry 'Polar Princess' is a lupin with magnificent pure white flowers.

Lupinus Westcountry 'Rachel de Thame' is a magnificent lupin with bicoloured pink and white flowers.

Lupinus Westcountry 'Red Rum' is a subtle tricolour with red wings and rose banners with a flush of white.

Lupinus Westcountry 'Salmon Star' is a magnificent lupin with shades of pinks and oranges.

Lupinus Westcountry 'Tequila Flame' is a magnificent lupin with bicoloured red and yellow flowers.

Lupinus 'Terracotta' is magnificent with multi-coloured flowers that begin pink, mature to a rusty-orange, then blush red.

Lupinus Westcountry 'Towering Inferno' is a magnificent lupin with shades of pink, apricot, and red.

Lychnis flos-cuculi 'Petite Henri', ragged robin, has masses of fully double white flowers with maroon base petals and stems.

Lychnis flos-cuculi 'Petite Jenny' has fully double, soft lavender-pink flowers on compact plants.

Stunning Lysichiton americanum or skunk cabbage has large, golden yellow spathes in early spring and large "tropical", 3 foot foliage.

Maianthemum dilatatum is a beautiful native ground cover of heart-shaped leaves and spikes of starry white flowers.

Maianthemum racemosum var. amplexicaule resembles Solomon's seal except the flowers are terminal and foamy followed by beautiful berries.

The Himalayan blue poppy is a horticultural holy grail. Meconopsis 'Lingholm' is one of the best blue poppies for the garden.

The Balang blue poppy, Meconopsis balangensis, is an extremely rare relative of the legendary Himalayan blue poppy.

The legendary Himalayan blue poppy, Meconopsis betonicifolia, is one of the best for the garden. This is the special white form.

'Hensol Violet' is the rare lavender purple version of the Himalayan blue poppy, Meconopsis betonicifolia.

The legendary Himalayan blue poppy, Meconopsis betonicifolia, is one of the best for the garden.

Meconopsis paniculata blooms on stems 4-5 feet tall covered in about 50 cupped, silky-textured, lemon yellow flowers.

Melianthus major has cool blue foliage that smells like peanut butter! You know you want it now!

Melittis 'Royal Velvet Distinction' has curious, orchid-like, white flowers with fuchsia lips held over fuzzy foliage. None of your garden friends will have it!

Mentha requienii or Corsican mint has a delicious fragrance when caressed. It is the flavouring for creme de menthe.

Miscanthus sinensis 'Encore' is an early-blooming and reblooming maiden grass.

Miscanthus sinensis 'Ferner Osten' has dark red and pink plumes and striking bright copper and red fall foliage autumn.

Miscanthus sinensis 'Flamingo' is a distinctive maiden grass with slightly pendant, light pink flower plumes.

Gold Bar' has some of the boldest variegation in Miscanthus sinensis.

Miscanthus sinensis 'Gracillimus' has narrow green leaves with a silver midrib which form a substantial, rounded, arching clumps.

Miscanthus sinensis 'Morning Light' has very narrow green leaves with white marginal variegation giving a silvery appearance.

Miscanthus sinensis 'Rigoletto' is a gorgeous variegated maiden grass.

Miscanthus sinensis 'Tiger Tail' is a tall maiden grass with horizontal bands of yellow and bronze late summer flowers.

Miscanthus x giganteus is a giant clumping hybrid grass that grows to fourteen feet every year like a columnar fountain of foliage.

Monarda 'Judith's Fancy Fuchsia' is a tall, highly mildew-resistant beebalm with fragrant, fuchsia flowers and aromatic foliage.

Monarda Bee You 'Bee-Bright' is a compact, floriferous and highly mildew resistant beebalm with white flowers and green centres.

Monarda Bee You 'Bee-Free' is a compact, floriferous, and highly mildew resistant beebalm with vibrant electric magenta flowers.

Monarda Bee You 'Bee-Happy' is a compact, floriferous, and highly mildew resistant beebalm with glowing magenta-red to vermilion red flowers.

Monarda Bee You 'Bee-Lieve' is a compact, floriferous, and highly mildew resistant beebalm with pink flowers.

Monarda Bee You 'Bee-Mine Lavender' is a compact, floriferous, and highly mildew resistant beebalm with lovely lavender flowers.

Monarda Bee You 'Bee-True' is a compact, floriferous, and highly mildew resistant beebalm with glowing  raspberry red flowers and red cupcake centres.

Monarda 'Gardenview Scarlet' has brilliant red flowers on tall stems perfect for the middle or back of the border.

Monarda didyma Bee Mine 'Red' is a compact, mildew-resistant beebalm with bright red flowers for pollinators.

Monarda fistulosa has pink to lavender flowers popular with bees, hummingbirds, and butterflies and aromatic foliage.

Monarda punctata is a rare and unusual beebalm with pink-flushed bracts and red speckled yellow flowers.

Monarda Upscale 'Lavender Taffeta' is a large, mildew-resistant beebalm with fragrant lavender-purple flowers and aromatic foliage.

Monarda Upscale 'Red Velvet' is a tall and large, mildew-resistant beebalm with fragrant red flowers and aromatic foliage.

Monardella macrantha 'Marian Sampson' is a unique ground cover with clusters of long, tubular, flaming red flowers popular with hummingbirds.

Muhlenbergia 'Undaunted' or ruby muhly grass offers clouds of ruby red flowers in late summer and fall.

Mukgenia 'Nova Flame' is an unusual intergeneric hybrid breakthrough between useful Bergenia and the lesser known Mukdenia.

Myosotidium hortensia is an exceedingly rare species in horticulture and in the wild. Known as the Chatham Islands forget-me-not.

Nepeta 'Cat's Pajamas' is a compact catmint forming low mounds of blue flowers with rosy purple sepals right down to the ground.

Nepeta 'Chartreuse on the Loose' is a compact catmint with lavender-blue flowers and contrasting yellow-green foliage.

Nepeta 'Neptune' is a compact catmint forming a low mound of intense blue to almost purple full sized flowers.

Nepeta 'Picture Purrfect' is a compact catmint forming a low mound of large, purple-blue flowers from early summer to early fall.