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Perennials

Type Botanical Name Common Name Description Height Light Req. Zone Add to My List
Perennial ACHILLEA jaborneggii Dwarf Yarrow

Alpine with evergreen rosettes of dissected gray leaves and white flower clusters in the spring.

2-4 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 ‘New Vintage Violet’ Yarrow

Large clusters of magenta-violet flowers are slower to fade than other yarrows.  It blooms through the summer over ferny green foliage on a compact plant.

12-14 inches Sun 3
Perennial ACHILLEA ‘Moon Dust’ Yarrow

Lots of soft yellow flowers over gray-green foliage through the summer.  More compact than Achillea ‘Moonshine’.

12-14 inches Sun 5
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 ACONITUM cammarum ‘Stainless Steel’ Monkshood

Beautiful metallic blue flowers over gray-green foliage in summer.

36-42 inches Sun/Part Shade 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 lamarckii Yellow Monkshood

Striking spikes of pale yellow, hooded flowers. Blooms much earlier than other Aconitums in July-August.

3-5 feet Sun/Part Shade 3
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 AJUGA reptans ‘Alba’ Bugleweed

Small spikes of clean white flowers in early spring.

4-6 inches Sun/Part Shade 4
Perennial AJUGA reptans ‘Black Scallop’ Bugleweed

A cultivar with very dark burgundy, scalloped foliage.

4-6 inches Sun/Part Shade 4
Perennial AJUGA reptans ‘Burgundy Glow’ Bugleweed

Lovely tri-color foliage is burgundy, white and green. Flowers blue.

4-6 inches Sun/Part Shade 4
Perennial AJUGA reptans ‘Chocolate Chip’ Bugleweed

Very small chocolate-colored leaves and blue flowers.

2-4 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 ‘Halo Cerise’ Hollyhock

This variety is covered with large, single, deep cerise pink flowers with a rich purple halo.  Blooms from midsummer to fall.

5-6 feet Sun 4
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 ALCHEMILLA alpina Lady's Mantle

A dwarf form with sprays of chartreuse flowers.

6-8 inches Sun/Part Shade 3
Perennial ALCHEMILLA erythorpoda ‘Alma’ Lady's Mantle

Smaller leaf and habit than A. mollis and blooms a bit earlier.

6-8 inches Sun/Part Shade 3
Perennial ALCHEMILLA mollis ‘Thriller’ Lady's Mantle

A slightly larger and more spreading cultivar. Has the same rounded pleated leaves and chartreuse flowers in June. Excellent edger. Tough and vigorous. Adaptable to sun or shade.

18-20 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 caeruleum Ornamental Onion

Bright blue flowers in small, globular heads in the spring. Grows best in drier conditions.  Typical grassy green Allium foliage.

12-18 inches Sun 4
Perennial ALLIUM christophii Ornamental Onion

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

22-24 inches Sun 4
Perennial ALLIUM karataviense Turkestan Onion

Golf ball sized lavender globes over broad blue-green foliage in early summer. Goes dormant after bloom.

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 ‘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 thunbergii ‘Ozawa’ Ornamental Onion

Rock garden plant with masses of deep pink umbels in autumn. Great late season bloom.

8-10 inches Sun 4
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 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 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 ‘Halfway to Arkansas’ Bluestar

Narrow, glossy foliage (but not as fine as ‘Hubrechtii’) topped by pale blue starry blooms in spring.  Foliage turns yellow to bronze in fall.

2-3 feet 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 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 ANEMONE ranunculoides ‘Flore Pleno’ Wood Anemone

Double yellow blooms in early spring. Summer dormant.

6-8 inches Part Shade/Shade 4
Perennial ANEMONE tomentosa ‘Robustissima’ Grapeleaf Anemone

Delicate pink flowers in September. Spreads. Hardier than other tall, fall anemones.

30-36 inches Sun/Part Shade 4
Perennial ANEMONE x hybrida ‘Honorine Jobert’ Japanese Anemone

Clear white flowers atop 3’-4’ stems in fall.

3-4 feet Sun/Part Shade 5
Perennial ANEMONE x hybrida ‘Loreley’ Japanese Anemone

Lovely, pale pink semi-double blooms on sturdy stems in late summer.

36-42 inches Sun/Part Shade 5
Perennial ANEMONE x hybrida ‘Pamina’ Japanese Anemone

Large double purple-pink flowers starting in late summer.

30-36 inches Sun/Part Shade 5
Perennial ANEMONELLA thalictroides ‘Pink Pearl’ Rue Anemone

A woodland plant with white or pink flowers over fine foliage in spring. This cultivar has lavender-pink semi-double blooms.  It will go dormant in the summer.

6-10 inches Part Shade 4
Perennial ANEMONOPSIS macrophylla False Anemone

Elegant woodland plant with waxy lavender bells in airy panicles. Summer-blooming.

22-24 inches Part Shade 4
Perennial ANGELICA gigas Purple Angelica

Striking domes of burgundy flowers in late summer. Biennial.

4-5 feet Sun/Part Shade 4
Perennial ANGELICA ‘Vicar’s Mead’ Vicar's Mead Angelica

Impressive purple foliage topped with pink umbels in summer. Biennial or short-lived perennial.

4-5 feet Sun/Part Shade 5