Zone 6

Panicum virgatum 'Red Flame' (RED SWITCH GRASS)

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Hardiness zones 4-9 The foliage on this colorful switch grass emerges blue-green, and by the end of summer each leaf is saturated in wine-red. Its late summer flowers are also in hues of red. This is...

Monarda 'Sugar Buzz® Blue Moon' (BEE BALM)

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Hardiness zones 4-8 This compact hybrid fills out its space in the garden nicely, yet without aggression. It is covered in lavender-blue blooms, with purple bracts, in mid-late summer, attracting...

Forsythia 'Kumson' (GOLDEN BELLS)

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Hardiness zones 5-8 STUNNING! in leaf as well as flower, the leaves of this gracefully arching shrub are brilliantly, vividly etched with a network of silver veins; handsome yellow flowers join the...

Helleborus Winter Jewels® 'Peppermint Ice' (HELLEBORE)

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Hardiness zones 4-9 The large, fully double, lotus-like, picotee flowers on this beauty are light pink with deep pink edges and reddish veins on its undersides. These impressive, nodding blooms stand...

Origanum rotundifolium (ORNAMENTAL OREGANO)

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Hardiness zones 5-9 Bees and butterflies love this fragrant mound of chartreuse foliage with lilac pink summer flowers and mauve calyxes, which continue to share their color long after the flowers...

Helleborus Winter Jewels® 'Cotton Candy' (HELLEBORE)

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Hardiness zones 5-9 These profuse, elegantly double, soft cotton-candy pink flowers are such a treat in the early spring garden. A sign that winter is almost over! Evergreen foliage is...

Mahonia aquifolium (OREGON GRAPE)

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Hardiness zones 5-9 Bright-yellow fragrant flowers in early spring bring rich dusty-blue fruit clusters that make a wonderful jelly. Thick glossy dark-green compound leaves which turn red to bronze...

Variegated Hosta "Pocket of Sunshine"

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Hardiness zones 3-9 The distinctly cupped and corrugated leaves of this cute little Hosta start out with chartreuse centers in the spring, which become brighter yellow as summer approaches, with...

Gladiolus palustris (GLADIOLUS)

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Native to swampy meadows across central and southern Europe, this wonderful and uncommon species sports 3-8 gracefully curving purple-red flowers in a 1-sided 12-18" spike; lovely in containers and...

Helleborus Winter Jewels® 'Ruby Wine' (HELLEBORE)

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Hardiness zones 4-9 Burgundy wine red, velvety,single flowers with dramatically contrasting white stamens bloom from late winter into spring. Dark green, leathery foliage is 12-14 inches tall, while...

Mahoberberis aquisargentii (HYBRID MAHONIA)

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This unusual hybrid between Berberis and Mahonia becomes a lovely 6-8' evergreen shrub, featuring handsome variably spiny, glossy foliage which appears in leaflets of three rather than Mahonia's many...

Hydrangea serrata 'Yae no Amacha' (JAPANESE LACECAP HYDRANGEA)

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'Yae no Amacha' translates to "double sweet tea" as the 4-5in leaves of some H. serrata were at one time dried and cured to be used as a sweetener, or brewed for sweet tea. This charming lacecap...

Fargesia rufa 'Green Panda' (CLUMPING BAMBOO)

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Hardiness zones 5-9 Very cold hardy (to 15 below 0F) and vigorous, this beautifully fountain shaped and entirely non-invasive clumper (to 8' x 8') features non-curling leaves and reddish culms making...

Laburnum anagyroides (GOLDENCHAIN TREE)

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Hardiness zones 5-8 In late spring 4-8" pendulous, wisteria-like clusters of golden-yellow pea flowers hang like golden chains from all along the branches of this superb 15-20' tree. Its beautifully...

Juglans carpathian 'Carpathian' (CARPATHIAN WALNUT)

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Hardiness zones 4-9 Delicious thin-shelled, mild-flavored walnuts are delightfully mild tasting and a favorite for fresh eating or baking are produced by this large, spreading, 40-60' vigorous shade...

Helleborus Winter Jewels® 'Amber Gem' (HELLEBORE)

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Hardiness zones 4-9 The incredible double golden-yellow flowers are brushed to the tips with red like a ripe apricot, giving the blossoms an exquisite amber coloration. The gorgeous blooms arise from...

Hydrangea macrophylla 'Izu no hana' (LACECAP HYDRANGEA)

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Hardiness zones 6-9 This UNIQUE lace-cap surrounds its deep-pink center flowers with large pink double florets, each floret containing 14-16 sepals rather than the usual 4 Add dark glossy foliage a...

Koelreuteria paniculata (GOLDENRAIN TREE)

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The dainty, feathery, pinnate foliage emerges a soft, copper color before maturing to bright-green. Unusual, small, star shaped, bright-yellow flowers hang in 15" panicles; when the flowers drop you...

Helleborus Winter Jewels® 'Slate Double' (HELLEBORE)

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Hardiness zones 4-9 A beautifully nodding and floriferous hellebore with double, slate-gray, late-winter to spring flowers standing 18-22 inches tall and spreading about 2 feet. PSh-Sh/M 

Mini Skirt (MINI HOSTA)

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Thick, wavy leaves of green with margins of yellow form adorable mini mounds 5 inches tall and about a foot wide. Its summer racemes are pale lavender, and stand just a few inches above the colorful...

Cotoneaster microphyllus 'Cooperi' (LITTLELEAF COTONEASTER)

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Hardiness zones 5-9 A very small, dense mound with tiny leaves, untempermental and rewarding for bonsai or rock garden. Late summer, red berries contrast beautifully on the dense mounds. S/M-D 

YELIlex opaca 'Longwood Gardens' (YELLOW-FRUITED HOLLY YELIlex opaca)

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A lovely yellow-fruited holly with an interesting history. Originally purchased by F.L. Belin from an unknown man, and planted at Longwood Gardens, by Pierre s Du Pont. Propagation since 1950s. S/M ...

Helleborus orientalis (HELLEBORE)

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Hardiness zones 4-9 The ideal groundcover for deciduous shrubs and trees, this classic perennial provides the gardens with welcome winter flowers whose wide-open faces nod for many months above...

Helleborus Winter Jewels® 'Black Diamond' (HELLEBORE)

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Hardiness zones 4-9 This dramatically toned Hellebore blooms in late winter-early spring with large, single, cup-shaped flowers of saturated, deep eggplant purple to charcoal black petals. They stand...