Perennials

Solidago flexicaulis
ZIGZAG GOLDENROD
  • Small flowers cluster near the top of the plant
  • Star-like yellow blooms
  • Erect stems hold softly hairy coarsely-toothed oval leaves

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

Solidago nemoralis
OLD FIELD GOLDENROD
  • Erect upright perennial in the sunflower family
  • Narrow downward-arching bright yellow plumes
  • Grey-green leaves and stems

HEIGHT: 50-60 cm  ·  SPREAD: 50-60 cm

Solidago ptarmicoides
UPLAND WHITE ASTER
  • AKA Aster ptarmicoides
  • Showy silver-white blooms surround a white to pale yellow disk
  • Flowers resemble those of an aster

HEIGHT: 50-60 cm  ·  SPREAD: 30-50 cm

Solidago rigida
STIFF GOLDENROD
  • AKA Oligoneuron rigidum
  • Flat-topped clusters of tiny bright yellow daisy-like flowers
  • Velvety foliage is gray-green in the summer

HEIGHT: 90-125 cm  ·  SPREAD: 60 cm

Solidago rugosa 'Fireworks'
FIREWORKS GOLDENROD
  • A selection of the native goldenrod
  • Clump forming vase-shaped to upright habit
  • Yellow plume-like panicles cascade (like fireworks)

HEIGHT: 90-100 cm  ·  SPREAD: 60-70 cm

Solidago sphacelata 'Golden Fleece'
GOLDENROD
  • Clump-forming well-branched habit
  • Arching panicles of golden-yellow flowers
  • Flowers cover a finely-textured foliage

HEIGHT: 40-45 cm  ·  SPREAD: 50-60 cm

Solidago x Little Lemon ('Dansolitlem') (PP17297, COPF)
DWARF GOLDENROD
  • One of the most compact forms of solidago
  • Masses of tiny lemon-yellow flowers form branched spikes
  • Flowers cover a finely-textured foliage

HEIGHT: 30-35 cm  ·  SPREAD: 40-45 cm

Spigelia marilandica 'Little Redhead'
INDIAN PINK
  • Upright clump-forming perennial
  • Upward-facing scarlet tubular flowers with a yellow throat
  • Throats are flared open to form a five-pointed star-shaped tip

HEIGHT: 60-70 cm  ·  SPREAD: 50-60 cm

Spigelia marilandica 'Ragin Cajun'
INDIAN PINK
  • Upright clump-forming perennial
  • Upward-facing orange-red tubular flowers with yellow throats
  • Throats are flared open to form a five-pointed star-shaped tip

HEIGHT: 50-60 cm  ·  SPREAD: 50-60 cm

Stachys byzantina
LAMB'S EAR
  • AKA Stachys lanata, Stachys olympica
  • Foliage perennial, ideal for edging or a ground cover
  • Mat-forming grayish-silver felted foliage

HEIGHT: 20-25 cm  ·  SPREAD: 50-60 cm

Stachys byzantina 'Helen Von Stein'
LAMB'S EAR
  • AKA Stachys byzantina 'Big Ears'
  • Foliage perennial, ideal for edging or a ground cover
  • Mat-forming grayish-silver felted foliage

HEIGHT: 20-25 cm  ·  SPREAD: 50-60 cm

Stachys minima
DWARF BETONY
  • Forms a dense mound and compact habit
  • Short upright stems display spikes of magenta-purple flowers
  • Dark glossy green leaves with a rough texture and toothed margins

HEIGHT: 10-15 cm  ·  SPREAD: 20-25 cm

Stachys monieri 'Hummelo'
ALPINE BETONY
  • Clump-forming perennial with upright flower stems
  • Dense spikes of rosy-purple flowers
  • The glossy green mounding foliage is heavily textured

HEIGHT: 30-35 cm  ·  SPREAD: 40-50 cm

Stokesia laevis 'Honeysong Purple'
STOKES' ASTER
  • Large dark purple daisy-like blooms
  • Mounding habit
  • Deep green leathery strap-like foliage

HEIGHT: 25-30 cm  ·  SPREAD: 50-60 cm

Stokesia laevis 'Peachie's Pick'
STOKES' ASTER
  • Large lavender-blue daisy-like blooms
  • Compact, upright habit
  • Deep green leathery strap-like basal leaves; smaller stem-leaves

HEIGHT: 40-45 cm  ·  SPREAD: 45-60 cm

Stylophorum diphyllum
CELANDINE POPPY
  • Isolated populations in Ontario
  • Saucer-shaped poppy-like yellow flowers
  • Nodding densely hairy seed capsules appear shortly after flowering

HEIGHT: 30-45 cm  ·  SPREAD: 25-30 cm

Talinum calycinum
FAME FLOWER
  • AKA Phemeranthus calycinus
  • Individual plants quickly form large colonies
  • Magenta-pink saucer-like flowers with contrasting yellow stamens

HEIGHT: 15-25 cm  ·  SPREAD: 20-30 cm

Tanacetum coccineum 'Robinson's Pink'
PAINTED DAISY
  • AKA Chrysanthemum coccineus 'Robinson's Pink'
  • Large daisy-like pink blooms with yellow eyes
  • Fern-like dark green foliage

HEIGHT: 40-45 cm  ·  SPREAD: 40-45 cm

Tanacetum coccineum 'Robinson's Red'
PAINTED DAISY
  • AKA Chrysanthemum coccineus 'Robinson's Red'
  • Large daisy-like red blooms with yellow eyes
  • Fern-like dark green foliage

HEIGHT: 40-45 cm  ·  SPREAD: 40-45 cm

Tanacetum vulgare 'Isla Gold'
GOLD LEAF TANSY
  • Grown primarily for its bright yellow finely-cut fern-like foliage
  • Foliage emits a fragrance when crushed
  • Yellow flowers appear in flat-topped clusters

HEIGHT: 60-80 cm  ·  SPREAD: 50-60 cm

Teucrium chamaedrys
WALL GERMANDER
  • Shrubby clump forming perennial
  • Tubular pink to purple flowers
  • Flowers appear in clusters

HEIGHT: 20-25 cm  ·  SPREAD: 40-50 cm

Thalictrum aquilegifolium
COLUMBINE MEADOW RUE
  • Lacy columbine-like leaves in erect clumps
  • Pink, white or purple flowers in dense clusters in early summer
  • Hairless gray-green leaves form on wavy margined leaflets

HEIGHT: 55-60 cm  ·  SPREAD: 40-50 cm

Thalictrum delavayi 'Hewitt's Double'
DOUBLE MEADOW RUE
  • AKA Thalictrum dipterocarpum 'Hewitt's Double'
  • Cloud-like sprays of pompom-like mauve-lilac flowers
  • Lacy blue-green columbine-like foliage

HEIGHT: 100-110 cm  ·  SPREAD: 50-60 cm

Thalictrum delavayi 'My Little Favorite'
MY LITTLE FAVORITE MEADOW RUE
  • Dwarf cultivar
  • Cloud-like sprays of pompom-like mauve-lilac flowers
  • Lacy blue-green columbine-like foliage

HEIGHT: 60-75 cm  ·  SPREAD: 30-45 cm