a b c d e f g h i j k l m n o p q r s t u v w x y z #
  • Common Name: Alpine Betony
  • Cold Hardiness: Zone 4
  • Sun or Shade: sun to partial shade
  • Bloom Time: summer to fall
Stachys monieri 'Hummelo' photo courtesy of Walters Gardens
Thalictrum Black Stockings
Available mid May
  • Common Name: Meadow Rue
  • Cold Hardiness: Zone 5-9
  • Sun or Shade: part shade to full sun
  • Bloom Time: mid to late summer
Thalictrum Black Stockings
  • Common Name: Mother of Thyme
  • Cold Hardiness: Zone 4-9
  • Sun or Shade: minimum 4 hours of full sun
  • Bloom Time: mid summer
Thymus praecox
  • Common Name: Creeping Thyme
  • Cold Hardiness: Zone 3-8
  • Sun or Shade: minimum 6 hours of direct sun
  • Bloom Time: early to mid summer with rebloom
  • Common Name: Creeping Thyme
  • Cold Hardiness: Zone 2-7
  • Sun or Shade: sun
  • Bloom Time: mid summer
Thymus serpyllum Elfin
  • Common Name: Creeping Thyme
  • Cold Hardiness: Zone 4-9
  • Sun or Shade: minimum 4 hours of full sun
  • Bloom Time: late spring to mid summer
Thymus 'Pink Chintz' photo Missouri Botanical Garden
  • Common Name: Toadlily
  • Cold Hardiness: Zone 4-9
  • Sun or Shade: part shade
  • Bloom Time: late summer to ealy fall
 Tricyrtis 'Autumn Glow' photo courtesy of Walters Gardens
  • Common Name: Wood lily
  • Cold Hardiness: Zone 4-8
  • Sun or Shade: part to full shade
  • Bloom Time: early spring
Trillium grandiflorum at Whitehouse Perennials
  • Common Name: Yellow Trillium
  • Cold Hardiness: Zone 4-8
  • Sun or Shade: part to full shade
  • Bloom Time: ealy spring
Trillium luteum photo at Whitehouse Perennials
  • Common Name: Globeflower
  • Cold Hardiness: Zone 3
  • Sun or Shade: partial shade to sun
  • Bloom Time: late spring to early summer
Trollius 'New Moon' photo courtesy of Walters Gardens
  • Common Name: Ironweed
  • Cold Hardiness: Zone 4-9
  • Sun or Shade: minimum 6 hours of direct sun
  • Bloom Time: late summer to fall
Vernonia 'Iron Butterfly' photo courtesy of North Creek Nursery
  • Common Name: Spike Speedwell
  • Cold Hardiness: Zone 3-9
  • Sun or Shade: minimum 4 hours of direct sun
  • Bloom Time: early summer to mid summer
Veronica spicata 'First Love' photo Darwin Perennials
  • Common Name: Speedwell
  • Cold Hardiness: Zone 4
  • Sun or Shade: full sun to light shade
  • Bloom Time: mid to late summer
photo of Veronica 'Very Van Gogh' courtesy of Walters Gardens
  • Common Name: Spike Speedwell
  • Cold Hardiness: Zone 4-9
  • Sun or Shade: sun to light shade (minimum 4 hrs direct sun)
  • Bloom Time: late spring to late summer
  • Common Name: Spike Speedwell
  • Cold Hardiness: Zone 4-8
  • Sun or Shade: minimum 4 hours of direct sun
  • Bloom Time: early to mid summer with rebloom
Veronica 'White Wands' courtesy of Walters Gardens
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