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 #
Tiarella cordifolia
Eastern North American Native New for 2025
  • Common Name: Foam Flower
  • Cold Hardiness: Zone 3-8
  • Sun or Shade: part to full shade
  • Bloom Time: spring to early summer
Tiarella cordifolia photo Mt Cuba Research Center
Tricyrtis formosana Autumn Glow
  • 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
Trillium erectum
Trillium grandiflorum
  • 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
Trillium luteum
  • 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
Trollius Golden Queen
  • Common Name: Globeflower
  • Cold Hardiness: Zone 3
  • Sun or Shade: partial shade to sun
  • Bloom Time: late spring to summer
Trollius 'Golden Queen' photo by Suzanne Patry
Trollius Lemon Supreme
  • Common Name: Globeflower
  • Cold Hardiness: Zone 4-7
  • Sun or Shade: part shade to full sun
  • Bloom Time: mid spring
Trollius 'Lemon Supreme' photo courtesy of Walters Gardens
Vernonia lettermannii 'Iron Butterfly'
  • 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
Veronica Da Vinci Delight
New for 2025
  • Common Name: Spike Speedwell
  • Cold Hardiness: Zone 4-8
  • Sun or Shade: minimum 4 hours of direct sun
  • Bloom Time: early summer with rebloom
Veronica 'Da Vinci Delight' photo courtesy of Walters Gardens
Veronica longifolia Skyward Blue
New for 2025
  • Common Name: Spike Speedwell
  • Cold Hardiness: Zone 4-8
  • Sun or Shade: minimum 5 hours of direct sun
  • Bloom Time: late spring to early summer
Veronica longifolia 'Skyward Blue' photo Ball Seed Company
Veronica longifolia Skyward Lilac
New for 2025
  • Common Name: Spike Speedwell
  • Cold Hardiness: Zone 4 -9
  • Sun or Shade: minimum 6 hrs sun
  • Bloom Time: late spring to summer
Veronica longifolia 'Skyward Lilac' photo Ball Seed
Veronica Magic Show Purplelicious
  • 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
Veronica Magic Show 'Purplelicious' photo courtesy of Ball Seed Co
Veronica Magic Show White Wands
  • 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
Veronica Purple Illusion
Proven Winners Introduction
  • Common Name: Spike Speedwell
  • Cold Hardiness: Zone 4-8
  • Sun or Shade: sun to part shade (minimum 4 hrs of direct sun)
  • Bloom Time: early to mid summer
photo of Veronica 'Purple Illusion' courtesy of Walters Gardens
Veronicastrum virginicum
  • Common Name: Culver's Root
  • Cold Hardiness: Zone 3-8
  • Sun or Shade: sun to light shade (minimum 4 hours of direct sun)
  • Bloom Time: mid to late summer
Veronicastrum virginicum
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