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Perennials

Type Botanical Name Common Name Description Height Light Req. Zone Add to My List
Perennial ACANTHUS spinosus Bear's Breeches

Spikes of white flowers backed with dark red bracts in the summer.  Impressive, deeply cut, dark green, thistle-like foliage.  Makes a great architectural accent.  Needs excellent drainage in the winter.

3-4 feet Sun 5
Perennial ACHILLEA ‘Apricot Delight’ Yarrow

Compact variety with salmon-pink flowers all summer. 

16-18 inches Sun 4
Perennial ACHILLEA ‘Little Moonshine’ Yarrow

A smaller version of A. ‘Moonshine’ with the same lemon yellow flower umbels and feathery gray-green foliage.

10-12 inches Sun 3
Perennial ACHILLEA millefolium ‘Cerise Queen’ Yarrow

Flat heads of magenta pink flowers through the summer over ferny foliage.

18-24 inches Sun 3
Perennial ACHILLEA millefolium ‘Heartthrob’ Yarrow

Ruby-red, colorfast blooms on sturdy, well-branched stems through the summer over green ferny foliage.  Heat and drought tolerant.

16-18 inches Sun 3
Perennial ACHILLEA millefolium ‘New Vintage Series’ Yarrow

Large clusters of vivid-colored flowers are slower to fade than other yarrows.  It blooms through the summer over ferny green foliage on a compact plant.  We’ll carry in purple, red and white.

12-14 inches Sun 3
Perennial ACHILLEA millefolium ‘Wonderful Wampee’ Yarrow

Profuse heads of rose flowers mature to apple blossom pink on sturdy stems.  Habit is uniform and mounding. Heat and humidity tolerant.

18-24 inches Sun 3
Perennial ACHILLEA ‘Moonshine’ Yarrow

Sulphur-yellow flowers June through August. Silvery foliage.

18-20 inches Sun 2
Perennial ACHILLEA ‘Saucy Seduction’ Yarrow

Long-blooming yellow-centered rosy-pink blooms on sturdy, upright plants. Best grown in lean soils.

18-20 inches Sun 4
Perennial ACHILLEA ‘Strawberry Seduction’ Yarrow

Long-blooming yellow-centered red blooms on a sturdy, upright plant. Best grown in lean soils.

16-18 inches Sun 4
Perennial ACHILLEA ‘Sunny Seduction’ Yarrow

Bright butter-yellow blooms through the summer. Best grown in lean soils.

22-24 inches Sun 4
Perennial ACHILLEA tomentosa ‘King Edward’ Dwarf Yarrow

A mat-forming yarrow with feathery gray-green foliage.  Lemon yellow flowers in showy umbels bloom in June.   A drought tolerant plant for the rock garden

2-4 inches Sun 3
Perennial ACONITUM carmichaelii ‘Arendsii’ Monkshood

Dark violet spikes in Sept-Oct. Excellent glossy dark-green foliage all season.

48-54 inches Sun/Part Shade 3
Perennial ACONITUM fischeri Monkshood

Strong stems that don’t require staking. Lovely late summer hooded blue-violet flower spikes.

18-24 inches Sun/Part Shade 4
Perennial ACONITUM krylovii Monkshood

Creamy white hooded flowers on tall spikes mid to late summer. Deep green foliage holds up well after bloom.

4-5 feet Sun/Part Shade 3
Perennial ACONITUM napellus Monkshood

Violet hooded flowers in dense spikes bloom in June.

2-3 feet Sun/Part Shade 3
Perennial ACTAEA pachypoda Baneberry

White flowers followed in spring by distinctive white fruit held on red pedicels. This native plant is poisonous.

12-24 inches Part Shade 3
Perennial AGASTACHE ‘Blue Boa’ Anise Hyssop

Dense spikes of deep violet-blue flowers over dark green foliage.  Blooms through the summer and is a pollinator magnet.

28-30 inches Sun 5
Perennial AGASTACHE ‘Blue Fortune’ Anise Hyssop

Long-lasting lavender-blue flower spikes all summer. Foliage is fragrant.  Great pollinator plant.  Not long-lived, but reseeds reliably.

2-3 feet Sun 4
Perennial AGASTACHE ‘Bolero’ Anise Hyssop

From midsummer to fall, vivid rose purple flower spikes are held above bronzy green foliage. Slug and deer resistant. Well adapted to dry soils and rock gardens.

16-18 inches Sun 5
Perennial AGASTACHE foeniculum ‘Golden Jubilee’ Anise Hyssop

Fragrant chartreuse foliage contrasts with violet flowers. Blooms through the summer.  Short-lived but reseeds readily.

18-24 inches Sun/Part Shade 4
Perennial AJUGA reptans ‘Black Scallop’ Bugleweed

A cultivar with shiny, very dark burgundy scalloped foliage.  Short spikes of deep blue blooms cover the plant in the spring.  Slow-spreading to 3 feet wide.

4-6 inches Sun/Part Shade 4
Perennial AJUGA reptans ‘Metallica Crispa’ Bugleweed

Distinctly curled leaves of dark bronze. Unlike other Ajuga, it’s not a rapid spreader.

4-6 inches Sun/Part Shade 4
Perennial ALCEA ficifolia ‘Las Vegas’ Hollyhock

A single-flowered species that is more resistant to rust.  This strain is a mixture of bright shades of pink, red, yellow and white.

5-6 feet Sun 4
Perennial ALCEA rosea ‘Blacknight’ Hollyhock

New introduction in the ‘Spotlight’ series. Black-purple single flowers; blooms first year and truly perennial (unlike the old-fashioned biennial varieties). Cut to ground after bloom.

5-6 feet Sun 3
Perennial ALCEA rosea ‘Mars Magic’ Hollyhock

New introduction in the ‘Spotlight’ series. Bright red single flowers; blooms first year and perennial (unlike the old-fashioned biennial varieties). Cut to ground after bloom.

5-6 feet Sun 3
Perennial ALCEA rosea ‘Radiant Rose’ Hollyhock

Rose-pink single mallow flowers on tall, sturdy stems.  This selection is from the perennial Spotlight series.

5-6 feet Sun 3
Perennial ALCEA rugosa Russian Hollyhock

Single lemon yellow flowers with rust-resistant wrinkled foliage.

6-7 feet Sun 4
Perennial ALCHEMILLA alpina Lady's Mantle

A dwarf form with sprays of chartreuse flowers.

6-8 inches Sun/Part Shade 3
Perennial ALCHEMILLA sericata ‘Gold Strike’ Lady’s Mantle

Low tufts of grey-green scalloped foliage, with umbels of bright gold flowers late spring to early summer.

12-14 inches Sun/Part Shade 3
Perennial ALLIUM aflatunense ‘Purple Sensation’ Ornamental Onion

Lilac-purple 4″ spherical flower heads in May. This plant always attracts lots of attention in the garden. Goes dormant after bloom. Excellent cut.

2-3 feet Sun 3
Perennial ALLIUM christophii Ornamental Onion

Oversized 10”-12″ balls of light purple blooms in summer.

22-24 inches Sun 4
Perennial ALLIUM karataviense ‘Ivory Queen’ Turkestan Onion

Dense 3 inch ivory globes in spring over broad, glaucous foliage.  

8-10 inches Sun 5
Perennial ALLIUM maximowiczii ‘Alba’ Dwarf Ornamental Onion

Lots of small white umbels in early summer over grassy foliage that holds up through the season.

6-8 inches Sun 4
Perennial ALLIUM ‘Medusa’ Ornamental Onion

Profuse 2” lavender-purple globes in midsummer over a mound of twisted gray-green foliage.  Great pollinator plant.

20-24 inches Sun 4
Perennial ALLIUM ‘Millenium’ Ornamental Onion

Profuse 2” rosy purple umbels on strong stems in mid to late summer.

16-20 inches Sun 4
Perennial ALLIUM moly ‘Jeannine’ Golden Garlic

An onion with loose umbels of bright yellow flowers in summer.  Stalks appear over flat-bladed, tulip-like foliage.

12-14 inches Sun 4
Perennial ALLIUM senescens ‘Glaucum’ Ornamental Onion

Flat corkscrew shoots form a distinctive clump. Pink flowers in late summer.

6-8 inches Sun 4
Perennial ALLIUM sphaerocephalon Drumstick Allium

Egg-shaped flower heads start out green and change to purple. Self-sowing.

24-30 inches Sun 3
Perennial ALLIUM tuberosum Garlic Chives

Profusion of excellent late summer white blooms.  Nice combined with sedums, and tasty too!  Seedy if not deadheaded.

12-18 inches Sun 4
Perennial ALYSSUM montanum ‘Mountain Gold’ Basket of Gold

Masses of yellow blooms over evergreen silver-gray foliage in spring. Forms a low-spreading mound.  Needs good drainage. Great for rock gardens.

4-6 inches Sun 4
Perennial AMSONIA ‘Blue Ice’ Bluestar

A new, long-blooming form with dark blue flowers. Habit is dense and mounding.

14-16 inches Sun/Part Shade 4
Perennial AMSONIA ciliata ‘Georgia Pancake’ Bluestar

A new groundcover variety of Amsonia with fine-textured chartreuse foliage and small blue flowers in late spring.  Like other bluestars, foliage turns gold in the fall.  It will spread to 2 feet.

4-6 inches Sun/Part Shade 5
Perennial AMSONIA ciliata ‘Hubrichtii’ Bluestar

Thread-like leaves and very pale blue flowers in June-July. Awesome yellow fall color for weeks.

22-24 inches Sun/Part Shade 4
Perennial AMSONIA illustris Shining Bluestar

Pyramidal clusters of small light blue flowers in spring.  Yellow fall color.  Similar to A. tabernaemontana, but foliage is thicker and shinier.

2-3 feet Sun/Part Shade 5
Perennial AMSONIA montana Bluestar

Pale blue flowers in June. Broader foliage is soft yellow in fall. Forms a full shrub-like clump.

22-24 inches Sun/Part Shade 4
Perennial AMSONIA tabernaemontana Bluestar

Blue flowers in June. Green willow-like foliage is soft yellow in fall.

22-24 inches Sun/Part Shade 4
Perennial AMSONIA tabernaemontana ‘Storm Cloud’ Bluestar

In this cultivar the stems emerge near black in the spring!  Typical blue flowers cover the plant in early summer.  Forms a wide mound.

24-30 inches Sun/Part Shade 5
Perennial ANACYCLUS depressus Atlas Mountain Daisy

A mini-daisy for the rock garden with white flowers in summer over ferny gray foliage.

4-6 inches Sun/Part Shade 4
Perennial ANCHUSA azurea ‘Dropmore’ Alkanet

Amethyst blue, forget-me-not-like flowers on plants with hairy green leaves. June-July bloom. Short-lived but self sows.

2-3 feet Sun 5