Harpochloa falix 'Compact Black'

Size: 18-24"

Hardiness: Zone 6

Growth Habit: Long, black, horizontal 3" flower, resembles a caterpillar. Profuse bloomer. Needs organically rich soil. Works well in mixed borders and mass plantings. Compact and clump forming. Blooms July - August.

 

DR

N

Helenium autumnale

Helen's Flower, Sneezeweed

Size : 3-5'

Hardiness : Zones 3-8

Growth Habit : Upright and clump forming.

Yellow ray florets that reflex as the bronze and mahogony disk opens. Flowering period is from late summer to mid-autumn. Attracts butterflies, good cut flower.

 

DR

N

Helenium flexuosum 'Tiny Dancer'

Helen's Flower, Sneezeweed

Size: 18-24"

Hardiness: Zone 4

Growth Habit: Bright yellow flowers with brownish-purple cones. Blooms July - August. Heavy bloomer. Widely tolerant plant.

 

DR

N

Helenium 'Coppelia'

Helen's Flower, Sneezeweed

Size: 40"

Hardiness: Zones 3-8

Growth Habit: Copper-orange daisy-like flowers blooming July - October. Excellent as a cut flower and as a border plant. Attracts butterflies.

 

DR

N

Helenium 'Mardi Gras'

Helen's Flower, Sneezeweed

Size: 36-40"

Hardiness: Zones 3-8

Growth Habit: Yellow petals splashed with orange and red. Blooms June - early August.

 

DR

N

Helenium 'Red Jewel'

Helen's Flower, Sneezeweed

Size: 30-36"

Hardiness: Zones 4-7

Growth Habit: Dark pink flowers blooming July - September. Flowers have marroon centers encircled in yellow. Will keep this color throughout the season. Great border plant.

 

Helianthemum x hybrid 'Raspberry Ripple'

Sun Rose

Size : 8-10"

Hardiness :

Growth Habit : Spreading.

Well-drained soil is important. Raspberry striped flowers with silvery foliage.

 

Helianthemum x hybrida 'Jubilee'

Sun Rose

Hardiness : Zone 6

Size : 4-6"

Growth Habit : Shrubby.

Great in a rock garden. Double yellow flowers.

 

Helianthemum x hybrida 'Wisley Pink'

Sun Rose

Size : 8-10"

Hardiness :

Growth Habit : Sprawling groundcover.

Pink flowers with gray foliage.

 

Helianthemum x hybrida 'Wisley Primrose'

Sun Rose

Size : 8"

Hardiness :

Growth Habit : Sprawling groundcover.

Single lemon yellow flowers.

 

N

Helianthus angustifolius ‘First Light'

Swamp Sunflower

Size: 4'

Hardiness: Zones 5
Growth Habit: Solid masses of light yellow daisies. Blooms October. Excellent fall perennial and does well as a cut flower.

N

Helianthus decapetalus

Perennial Sunflower

Size : Up to 4'

Hardiness : Zone 5

Growth Habit : Stems from rough to smooth.

Light yellow flowers late summer to fall. Easy color for open gardens.

 

N

Helianthus divaricatus

Woodland Sunflower

Size: 2-6'

Hardiness: Zones 3-8
Growth Habit: Upright, rounded.

Light yellow rays with darker yellow center. Blooms July through September. Native to the woodland edge, open dappled woods, or along streams. Mix with native grasses, woodland Asters, or Snake Roots.

 

N

Helianthus dowellianus

McDowell's Sunflower

Size: 2-4”

Hardiness: Zone 5
Growth Habit: Spreading.

Bright gold, daisy-like flowers. A dwarf species of perennial sunflower.

 

N

Helianthus microcephalus

Small Wood Sunflower

Size: 5-6'

Hardiness: Zones 4-8
Growth Habit: Upright.

Refreshing, clear yellow color from August-September. Exciting and distinctive, fine textured, smaller features with leaves 3-4". Good cut flower, attracts butterflies. A very nice native plant. Tolerates shade.

 

N

Helianthus x ‘Lemon Queen'

Sunflower

Size: 5-7'

Hardiness: Zones 5-9
Growth Habit: Upright.

A low maintenance hybrid for dry, infertile soils. Covered in intense, light yellow flowers 2 - 3" from July-September. Perfect butterfly garden plant. Free flowering form. Don't over water or over fertilize. Good cut flower.

 

N

Heliopsis helianthoides

False Sunflower

Size : 4-6'

Hardiness : Zones 5-9

Growth Habit : Upright.

Bright 2" single medium gold flowers for eight weeks peaking in July. This sunflower happily naturalizes in moist or dry soils. A self sowing butterfly magnet and a bird feeder in the fall.

 

Heliopsis helianthoides 'Asahi'

False Sunflower

Size: 2'

Hardiness: Zones 3-9

Growth Habit: Double golden-yellow flowers which do not show any center disk. Compact grower. Blooms from June - frost. Tolerates mostly any growing conditions.

 

Heliopsis helianthoides 'Summer Nights'

False Sunflower

Size: 3-4'

Hardiness: Zones 3-9

Growth Habit: Golden-yellow flowers with mahogany centers. Blooms June - August. Foliage has a red tint.

 

Heliopsis helianthoides 'Venus'

False Sunflower

Size: 40"

Hardiness: Zones 3-9

Growth Habit: Bright yellow flowers about 3" across. Semi-double flowers with golden-yellow centers. Blooms June - September.

 

DR

Helleborus foetidus

Hellebore

Size: 8-14”

Hardiness: Zone 4
Growth Habit: Upright, spreading.

Unique foliage of this species attracts the eye. This is evergreen and has a very strange bloom period of February-April. Flowers are maroon-edged in pale green. If happy, will self-sow readily.

 

DR

Helleborus nigercors 'Snow Love'

Hellebore

Size: 16"

Hardiness: Zones 5-9

Growth Habit: White flowers blooming December - March. Grey-green foliage. Compact grower. Easy to maintain. Disease resistant.

 

DR

Helleborus ‘Sunshine Selections'

Lenten Rose

Size : 12"

Hardiness: Zone 4
Growth Habit : Shiny, leathery, evergreen foliage.

Flowers white, yellow, green, pink, or dark red in March-May. Prefers organically rich, well-drained soil.

 

DR

Helleborus x hybridus 'Kingston Cardinal'

Lenten Rose

Size: 18-24"

Hardiness: Zones 5-9

Growth Habit: Blooms late winter - early spring with fuscha flowers.

 

Hemerocallis 'Carlotta'

Daylily

Size: 24-36"

Hardiness: Zones 3-9

Growth Habit: Raspberry-red blossoms are 5" across and have a lemon-yellow and chartreuse throat. Lightly ruffled petals. High bud count and good branching. Extended bloomer - flowers lasting approx. 16hrs. each. Diploid.

 

Hemerocallis 'El Desperado'

Daylily

Size: 28"

Hardiness: Zones 3-9

Growth Habit: Mustard-yellow flowers with a wine-purple eyezone. Ruffled petals with a red edge. Green throat.

 

Hemerocallis ‘Happy Returns'

Daylily

Size : 18"

Hardiness: Zones 3-9
Growth Habit : Clump forming.

Early to mid-season extended re-bloomer. Clear lemon-yellow blooms from May to killing frost.

 

Hemerocallis 'Mint Condition'

Daylily

Size : 24" Tall, 4.5" Flowers

Hardiness : Zone 4

Growth Habit : Many flowers open simultaneously over foliage.

Blooms mid to late summer.

 

Hemerocallis 'Omomuki'

Daylily

Size: 26"

Hardiness: Zones 3-8

Growth Habit: Fragrant 5" yellow flowers with bright green throat. Heavily ruffled petals.

 

Hemerocallis 'Prairie Wildfire'

Daylily

Size:

Hardiness: Zones 3-9

Growth Habit: Mid summer bloomer. Fragrant 5" velvety-red flowers with yellow throats. High bud count. Tetraploid.

 

Hemerocallis 'Ruby Stella'

Daylily

Size: 14-18"

Hardiness: Zones 3-9

Growth Habit: Deep scarlet blooms 3" across with yellow throats. Blooms early summer - first frost. Ruffled petals. Compact grower. Rebloomer.

 

Hemerocallis 'Siloam Virginia Henson'

Daylily

Size : 18" Tall, 4" Flowers

Hardiness : Zone 4

Growth Habit : Outstanding branching and bud count.

Soft, creamy pink with ruby-red eye. Early to mid summer bloom.

 

Hemerocallis 'Spider Miracle'

Daylily

Size: 32"

Hardiness: Zones 3-9

Growth Habit: Rich yellow flowers 8.5" across. Named for its "spider-like" appearance. Blooms midseason.

 

Hemerocallis x ‘Stella d'Oro'

Daylily

Size : 1'

Hardiness: Zones 4-9

Growth Habit : Dwarf variety.

Very popular, longest blooming of all! Light yellow flowers 2 ½” across.

 

N
Hepatica acutiloba

Sharp Leaf Liverwort

Size: 3-6"

Hardiness: Zone 3

Growth Habit: Blooms in April with cheery white to blue flowers. Is one of the first woodland wildflowers of season to bloom. Needs organically rich soil and benefits from occasional lime.

 

Herniaria glabra

Rupturewort

Size: 1-2"

Hardiness: Zone 5

Growth Habit: Small-scale groundcover. Bright green leaves edged in cream, turning bronze in the winter. Works well inbetween stepping stones, in rock gardens, and in containers. Will tolerate light foot traffic.

 

N
Heuchera americana ‘Dale's Variety'

Coral Bells

Size : 30"

Hardiness: Zones 3-9
Growth Habit : Greenish-white flowers blooming in early summer. Foliage is silver and mottled.

 

Heuchera sanguinea 'Ruby Bells'

Coral Bells

Size:

Hardiness: Zone 3

Growth Habit: Silver-green variegated foliage. Deep red flowers blooming June - July. Attracts butterflies and hummingbirds.

 

Heuchera sanguinea 'Snow Angel'

Coral Bells

Size: 12"

Hardiness: Zone 3

Growth Habit: Light green foliage with cream variegation. Pink flowers blooming June - July. Attracts hummingbirds and butterflies.

 

Heuchera villosa 'Autumn Bride'

Coral Bells

Size: 12-18"

Hardiness: Zones 4-9

Growth Habit: Blooms late summer thru mid fall, with white flowers. Drought tolerant. Deep green foliage.

 

Heuchera 'Encore'

Coral Bells

Size : 12-15"

Hardiness : Zones 4-9

Growth Habit : Immature foliage is a deep rosy-purple with dark veins, which matures into a pale rose color with smokey purple veins and a silver overlay. Vigorous grower, clump forming, compact. Will get about 20" wide.

 

Heuchera 'Citronelle'

Coral Bells

Size: 10-12"

Hardiness: Zones 4-9

Growth Habit: Sport of H. 'Caramel.' Foliage is a bright citron with silver undersides. Vigorous and compact grower. Heat tolerant. More shade will enhance color vibrancy. Creamy white flowers will bloom mid-late summer.

 

Heuchera 'Plum Pudding'

Coral Bells

Size : 18-24"

Hardiness : Zones 5-9

Growth Habit : Mound forming.

Shiny, dark purple-red ruffled leaves with faint silvery marbling. Attractive pink flower clusters in early and mid summer.

 

Heucherella 'Chocolate Lace'

Foamy Bells

Size : 6-8"

Hardiness : Zones 4-9

Growth Habit : Profusely flowering and repeat bloomers.

Filigreed cocoa leaves, strawberry-pink flowers, late spring. Moisture retentive, yet well-drained soil.

 

N

Hibiscus moscheutos

Swamp Rose Mallow

Size : 3-7'

Hardiness : Zones 5-8

Growth Habit : Upright.

Rose pink or white 3-4" flowers, August - September. Found in ditches, swamps, marshes and shallow water.

 

N

Hibiscus moscheutos 'Pino Grigio'

Swamp Mallow

Size: 30"

Hardiness: Zones 3-9

Growth Habit: Large white flowers with a pink center.

 

N

Hibiscus moscheutos 'Pino Noir'

Swamp Mallow

Size: 30"

Hardiness: Zones 3-9

Growth Habit: Large red blooms. Compact grower. Free-flowering.

 

N

Hibiscus palustris

Rose Mallow

Size : 4-6'

Hardiness :

Growth Habit : Upright.

Pinkish flowers. Very showy. A must for moist to average loamy soils.

 

N

Hibiscus 'Blue River II'

Swamp Mallow

Size: 4-5'

Hardiness: Zones 3-9

Growth Habit: Blooms August - September. Large white flowers, long lasting.

 

N

Hibiscus 'Crown Jewels'

Swamp Mallow

Size: 2'

Hardiness: Zones 3-9

Growth Habit: Compact Fleming variety. Creamy white flowers with red centers.

 

N

DR
Hibiscus 'Fireball'

Swamp Mallow

Size: 4'

Hardiness: Zones 3-9

Growth Habit: Large red flowers over burgundy foliage.

 

N

DR

Hibiscus 'Plum Crazy'

Swamp Mallow

Size: 3-4'

Hardiness: Zones 3-9

Growth Habit: Blooms August - September with large plum-colored flowers. Dark green foliage.

 

N

DR

Hibiscus 'Robert Fleming'

Swamp Mallow

Size: 3'

Hardiness: Zones 4-9

Growth Habit: Fast grower. Large dark red flowers that appear black in early blooming stages. Deep green foliage.

 

Hosta 'American Halo'

Plantain Lily

Size: 24"

Hardiness: Zones 3-9

Growth Habit: Dark blue-green leaves with white margins. White flowers. Prefers moist soil.

 

Hosta 'Blue Umbrellas'

Plantain Lily

Size: 30"

Hardiness: Zones 3-9

Growth Habit: Blooms in June with pale lavender flowers. Foliage is blue-green, clumping. Rapid growth rate. Prefers moist soil.

 

Hosta 'Fortunei Aureomarginata'

Plantain Lily

Size: 2-3'

Hardiness: Zones 3-9

Growth Habit: Foliage is dark green with a yellow margin. Blooms July - August. Prefers moist soil.

 

Hosta 'Fragrant Bouquet'

Plantain Lily

Size: 22"

Hardiness: Zones 3-9

Growth Habit: Pale green leaves with yellow-white margins. Pale lavender flowers from August - September. Prefers moist soil.

 

Hosta 'Frances Williams'

Plantain Lily

Size: 30"

Hardiness: Zones 3-9

Growth Habit: Blue-green foliage with yellow margins. Blooms in July with lavender flowers. Prefers moist soil.

 

Hosta 'Paradise Expectations'

Plantain Lily

Size: 18"

Hardiness: Zones 3-9

Growth Habit: Powdery-blue leaves with wide yellow margins. White flowers. Prefers moist soil.

 

Hosta 'Patriot'

Plantain Lily

Size: 2.5'

Hardiness: Zones 3-9

Growth Habit: Heart shaped foliage with wide white edges. Blooms in summer. Prefers moist soil.

 

Hosta 'Pilgrim'

Plantain Lily

Size: 20"

Hardiness: Zones 3-9

Growth Habit: Green foliage with creamy white margins. Vigorous grower. Blooms are a light lavender. Prefers moist soil.

 

Hosta 'Sagae' (fluctuans 'Vaiegata')

Plantain Lily

Size : 60" Stems

Hardiness : Zone 4

Growth Habit : Large, upright, vase shape. Heavy textured 2" leaves.

Pale lavender flowers.

 

Hosta 'So Sweet'

Plantain Lily

Size: 2'

Hardiness: Zones 3-9

Growth Habit: Dark green foliage with white margin. Blooms in August with pale lavender flowers. Prefers moist soil.

 

Hosta x 'Big Daddy'

Hosta

Size : 18" to 24"

Hardiness :

Growth Habit : Upright, rounded.

Ice white flowers with blue quilted leaves.

DR

Hypericum calycinum 'Brigadoon'

St. John's Wort

Size: 12"

Hardiness: Zones 5-7

Growth Habit: Blooms late spring - early summer. Large gold flowers over yellow, oval shaped foliage.

DR

Hyssopus officinalis 'Dwarf Blue'

Dwarf Hyssop

Size: 12"

Hardiness: Zone 4

Growth Habit: Compact form. Blooms July - September with dark blue-lavender flowers. Fragrant, attracts butterflies. Requires well-drained soil, drought tolerant.