Perennials

Artemisia gmelinii SunFern™ Arcadia ('Balfernlym') (PP33775)
SUNFERN™ ARCADIA WORMWOOD
  • Feathery green foliage on red stems
  • Full sun exposure

HEIGHT: 40-50 cm  ·  SPREAD: 30-40 cm

Artemisia gmelinii SunFern™ Olympia ('Balfernlym') (PP33775)
SUNFERN™ OLYMPIA WORMWOOD
  • Feathery dark-green foliage on red stems
  • Full sun exposure

HEIGHT: 40-50 cm  ·  SPREAD: 30-40 cm

Artemisia ludoviciana
SILVER SAGEBRUSH
  • Fragrant silver foliage turning slightly pink to orange in the fall
  • Tiny silvery-white flower buds open to yellow
  • Excellent for erosion control on slopes and in ditches

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

Artemisia schmidtiana Silvermound ('Nana')
SILVERMOUND WORMWOOD
  • A mounding perennial grown for its all-season silvery-gray foliage
  • Insignificant white flowers
  • Great foliage plant, suitable for the front border, rock garden or massed as a ground cover

HEIGHT: 20-30 cm  ·  SPREAD: 30-50 cm

Artemisia stelleriana 'Silver Brocade' (COPF)
SILVER BROCADE ARTEMISIA
  • Low compact perennial with silvery-white foliage
  • Similar to the biennial 'Dusty Miller' but Zone 3 hardy
  • Inconspicuous white flowers

HEIGHT: 15-25 cm  ·  SPREAD: 50-75 cm

Artemisia x 'Powis Castle'
POWIS CASTLE ARTEMISIA
  • AKA Artemisia arborescens 'Brass Band'
  • Woody perennial with dense, finely-cut silvery foliage
  • Yellow flowers are rare

HEIGHT: 50-60 cm  ·  SPREAD: 40-60 cm

Aruncus aethusifolius
DWARF GOAT'S BEARD
  • A dwarf species of aruncus
  • Low mound of fern-like foliage
  • Short stems of creamy-white flowers

HEIGHT: 25-30 cm  ·  SPREAD: 30-45 cm

Aruncus dioicus
GOAT'S BEARD
  • Large white plumes form above lacy green foliage
  • Excellent background plant for shady, moist spots
  • Great massing perennial

HEIGHT: 120-180 cm  ·  SPREAD: 100-150 cm

Aruncus x 'Misty Lace' (PP15798)
DWARF GOAT'S BEARD
  • Cross between Aruncus dioicus and Aruncus aethusifolius
  • Creamy-white plumes appear on red stems
  • Compact, astilbe-like foliage

HEIGHT: 60-80 cm  ·  SPREAD: 30-60 cm

Asarum canadense
WILD GINGER
  • Deep red to brown flowers
  • Flowers are hidden under velvety dark green heart-shaped foliage
  • Native to the Ontario woodlands

HEIGHT: 20-30 cm  ·  SPREAD: 30-50 cm

Asarum europaeum
EUROPEAN GINGER
  • Attractive deep green glossy foliage
  • Foliage remains evergreen in milder winters
  • Bell-shaped purple-brown flowers are hidden below the foliage.

HEIGHT: 15-20 cm  ·  SPREAD: 30-40 cm

Asarum splendens
SHOWY GINGER
  • Vigorous and easy to grow
  • Large heart-shaped leaves with silver marbling
  • Purple flowers are hidden by the foliage

HEIGHT: 15-20 cm  ·  SPREAD: 20-30 cm

Asclepias incarnata
SWAMP MILKWEED
  • Pink flowers are followed by attractive seed pods
  • Food source for Monarch butterflies and other beneficial insects
  • Commonly found in swamps or wetland landscapes

HEIGHT: 100-125 cm  ·  SPREAD: 60-90 cm

Asclepias incarnata 'Cinderella'
CINDERELLA SWAMP MILKWEED
  • Rose pink flowers
  • Bloom time Midsummer-Fall
  • Clumping perennial by small rhizomes

HEIGHT: 90-150 cm  ·  SPREAD: 30-90 cm

Asclepias incarnata 'Ice Ballet'
MILKWEED
  • Vanilla-scented white flowers are followed by attractive seed pods
  • Food source for Monarch butterflies
  • Commonly found in swamps or wetland landscapes

HEIGHT: 90-120 cm  ·  SPREAD: 60-80 cm

Asclepias syriaca
COMMON MILKWEED
  • Pinkish-purple flowers
  • Attractive seed pods remain when flowers finish
  • Naturally found in open fields and along roadsides

HEIGHT: 80-100 cm  ·  SPREAD: 30-40 cm

Asclepias tuberosa
BUTTERFLY MILKWEED
  • Round clusters of orange flowers
  • Attractive seed heads appear when flowers finish
  • Food source for Monarch butterflies

HEIGHT: 30-60 cm  ·  SPREAD: 30-50 cm

Asclepias tuberosa 'Hello Yellow'
BUTTERFLY MILKWEED
  • Yellow flowers
  • Attractive seed heads appear when flowers finish
  • Cultivar of the native Asclepias tuberosa

HEIGHT: 45-70 cm  ·  SPREAD: 30-50 cm

Asclepias verticillata
WHORLED MILKWEED
  • Narrow whorled green foliage
  • Sweet-scented greenish-white flowers
  • Thin seed pods are left when flowers finish

HEIGHT: 30-60 cm  ·  SPREAD: 20-30 cm

Aster alpinus Dunkle Shone ('Dark Beauty')
ALPINE ASTER
  • Low-growing ground cover with green foliage
  • Violet-blue flowers
  • Short-lived perennial, sustaining itself through self-seeding

HEIGHT: 20-25 cm  ·  SPREAD: 20-30 cm

Aster cordifolius
HEART-LEAVED ASTER
  • AKA Symphyotrichum cordifolium
  • Light blue to purple daisy-like blooms
  • The centre florets are initially cream, maturing to a reddish-purple

HEIGHT: 50-60 cm  ·  SPREAD: 60-80 cm

Aster divaricatus
WHITE WOOD ASTER
  • AKA Eurybia divaricata
  • Forms a low mound of green foliage
  • Masses of small white daisy-like flowers are held on shiny black stems

HEIGHT: 30-60 cm  ·  SPREAD: 30-50 cm

Aster ericoides
HEATH ASTER
  • AKA Symphyotrichum ericoides
  • Numerous small white daisy-like florets with yellow centres
  • Hairy green stems turn brown as the plant matures

HEIGHT: 30-60 cm  ·  SPREAD: 30-50 cm

Aster laevis
SMOOTH ASTER
  • AKA Symphyotrichum laeve
  • Extremely hardy
  • Lavender to light blue flowers appear on hairless stems

HEIGHT: 60-100 cm  ·  SPREAD: 30-60 cm