Perennials

Alchemilla mollis
LADY'S MANTLE
  • Mound-shaped habit with scalloped gray-green leaves
  • Lime-green starry flower clusters
  • Can be used as a ground cover or border plant

HEIGHT: 30-45 cm  ·  SPREAD: 45-60 m

Alisma plantago-aquatica
BROADLEAF WATER PLANTAIN
  • Airy, white flowers
  • Clump-forming perennial with hairless plantain-like foliage emerging in early spring
  • Foliage stands 60 cm above the waterline

HEIGHT: 60-70 cm  ·  SPREAD: 30-50 cm

Allium cernuum
NODDING ONION
  • Best described as a dangling cyme of little florets
  • Flowers are commonly pink and sometimes white
  • Flowers mature into fruit opening to show glossy dark seeds

HEIGHT: 45-60 cm  ·  SPREAD: 25-30 cm

Allium schoenoprasum 'Forescate'
GIANT-FLOWERED CHIVES
  • 'Forescate' is taller and more vigorous than the species
  • Deep pink to purple spherical flowers
  • Both the leaves and the flowers are edible

HEIGHT: 25-30 cm  ·  SPREAD: 35-40 cm

Allium schoenoprasum 'Rising Star'
CHIVES
  • 'Rising Star' is shorter and more vigorous than the species
  • Spherical lavender flowers
  • Fine-textured gray-green hollow grass-like foliage

HEIGHT: 25-30 cm  ·  SPREAD: 25-30 cm

Allium senescens 'Blue Eddy'
PINK CURLY ONION
  • Clumps of blue-gray foliage
  • Foliage grows in a spiral fashion
  • Short stems hold spherical lilac-pink flowers

HEIGHT: 20-25 cm  ·  SPREAD: 25-30 cm

Allium tuberosum
GARLIC CHIVES
  • Clump forming perennial
  • Chive-like, gray-green foliage
  • Tiny, white, star-shaped flowers with brown, striped tepals

HEIGHT: 30-40 cm  ·  SPREAD: 30-60 cm

Allium x 'Millenium'
ORNAMENTAL ONION
  • Pink-purple, globe-shaped flowers of multiple florets
  • Upright clump of glossy, grass-like foliage
  • Compact habit

HEIGHT: 40-45 cm  ·  SPREAD: 25-30 cm

Alyssum montanum Mountain Gold ('Berggold')
MOUNTAIN GOLD ALYSSUM
  • A popular rock garden plant
  • Rich yellow fragrant flowers
  • Forms a low trailing mound of silvery-gray foliage

HEIGHT: 10-15 cm  ·  SPREAD: 30-45 cm

Alyssum saxatile 'Compacta'
BASKET OF GOLD
  • AKA Aurinia saxatilis 'Compacta'
  • A low-growing perennial with fragrant yellow flowers
  • An attractive ground cover with gray-green foliage

HEIGHT: 20-30 cm  ·  SPREAD: 30-50 cm

Amsonia hubrichtii
ARKANSAS BLUE STAR
  • Narrow thread-like foliage resembling juvenile spruce foliage
  • Similar to Amsonia ciliata with wider and longer foliage
  • Steel-blue star-shaped flowers

HEIGHT: 75-100 cm  ·  SPREAD: 60-90 cm

Amsonia tabernaemontana
WILLOW AMSONIA
  • Clusters of star-like blue flowers
  • Green willow-like foliage turns golden in the fall
  • Ornamental green seed pods follow the flower

HEIGHT: 60-90 cm  ·  SPREAD: 75-90 cm

Amsonia tabernaemontana 'Storm Cloud'
WILLOW AMSONIA
  • Clusters of star-like blue flowers completely cover the plant
  • New stems emerge black and remain dark through late spring
  • Green willow-like foliage turns golden in the fall

HEIGHT: 60-80 cm  ·  SPREAD: 80-100 cm

Amsonia x 'Blue Ice'
BLUE STAR
  • Navy-blue buds open to light blue star-shaped flowers
  • Up to a five-week longer bloom time than other amsonia
  • Compact habit of dark green willow-like foliage

HEIGHT: 35-40 cm  ·  SPREAD: 45-60 cm

Amsonia x 'String Theory' (PPAF, CPBRAF)
BLUE STAR
  • Proven Winners® ColorChoice®
  • Light blue clusters of star-shaped flowers appear late spring
  • Threadleaf foliage emerges dark green, turning orange tones in autumn

HEIGHT: 50-60 cm  ·  SPREAD: 50-60 cm

Anaphalis margaritacea
PEARLY EVERLASTING
  • Small white button-like flowers with yellow centres
  • Forms a bushy mound of hairy silver-gray foliage
  • Often found along roadsides and in disturbed areas

HEIGHT: 60-80 cm  ·  SPREAD: 30-60 cm

Anchusa azurea 'Loddon Royalist'
ITALIAN BUGLOSS
  • Short stems of royal-blue bell-shaped flowers
  • Upright stems of downy light green foliage
  • Deer and rabbit resistant

HEIGHT: 80-90 cm  ·  SPREAD: 40-60 cm

Anemone canadensis
CANADA ANEMONE
  • Other common names: Windflower, Meadow anemone
  • Single layered white blooms with yellow centres
  • A robust perennial with deeply lobed green foliage

HEIGHT: 30-50 cm  ·  SPREAD: 30-50 cm

Anemone cylindrica
WINDFLOWER
  • Upright slender habit and clumping form
  • Deeply lobed green, basal leaves
  • Greenish-white blooms produce thimble-shaped seed heads

HEIGHT: 30-60 cm  ·  SPREAD: 70-150 cm

Anemone hupehensis 'Pretty Lady Diana' (PP22332, COPF)
JAPANESE ANEMONE
  • Blooms of Bressinham® introduction
  • Dwarf, upright, compact habit
  • Large, single, poppy-like, deep pink blooms

HEIGHT: 30-40 cm  ·  SPREAD: 50-60 cm

Anemone hupehensis 'Pretty Lady Emily' (PP22303, COPF)
JAPANESE ANEMONE
  • Blooms of Bressinham® introduction
  • Dwarf upright compact habit
  • Double flowering, light pink with a yellow centre

HEIGHT: 35-40 cm  ·  SPREAD: 50-60 cm

Anemone hupehensis 'Pretty Lady Julia' (PPAF, COPF)
JAPANESE ANEMONE
  • Compact cultivar with deep pink flowers with yellow centers.
  • Single Deep Pink Flowers

HEIGHT: 30-40 cm  ·  SPREAD: 50-60 cm

Anemone hupehensis 'Pretty Lady Susan' (PP22331, COPF)
JAPANESE ANEMONE
  • Blooms of Bressinham® introduction
  • Dwarf upright compact habit
  • Single flowering, pink with a yellow centre

HEIGHT: 30-40 cm  ·  SPREAD: 50-60 cm

Anemone hupehensis Prince Henry ('Prinz Heinrich')
JAPANESE ANEMONE
  • Sem-double mauve-pink flowers on elegant, airy green foliage
  • Rabbit and deer resistant
  • Easy-care perennial

HEIGHT: 60-75 cm  ·  SPREAD: 25-40 cm