Group 3, Herbaceous Group.  Light blue, silver(y) shading.  Small, curved edge, hyacinth-shaped bloom form.  Midsummer to early autumn.  Height of up to 20" (up to 50 cm).   Kozo Sugimoto (2010).

2 favorite votes.  

Group 3, Herbaceous Group.  Light purple - blue, white stamens.  Medium to large, semi-nodding, star-shaped bloom form.  Early summer to early autumn.  Height of 39" to 4' 11" (100 to 150 cm).   Wim Snoeijer (2000).

2 favorite votes.  

Group 3, Herbaceous Group.  White, yellow stamens, white anthers.  Moderate, almond fragrance.  Small, curved tip, overlapping bloom form.  Early summer to early autumn.  Height of up to 39" (up to 100 cm).   Everett Leeds (2006).

2 favorite votes.  

Group 3, Herbaceous Group, Late, Small-flowered, Species.  Single, nodding, urn-shaped bloom form.  Early to midsummer.  USDA zone 5b through 9b.  Height of 2' (60 cm).   Unknown American origin.

2 favorite votes.  

Early Large Flowered, Group 2.  Salmon-pink, light purple stripes, deep yellow anthers.  Medium, single bloom form.  Early summer to early autumn.  USDA zone 4b through 11.  Height of 6' to 8' (185 to 245 cm).   Takashi Watanabe (1994).

2 favorite votes.  

Group 3, Viticella Group.  Mauve - blue, white stripes.  Small, single, star-shaped bloom form.  Early summer to early autumn.  Height of 6' 7" to 11½' (200 to 350 cm).   U. Kruse (2002).

2 favorite votes.  

Early Large Flowered, Group 2.  White, light green stripes, red stamens.  Moderate fragrance.  Large, single, star-shaped bloom form.  Late spring to early summer, early autumn.  Height of 6' 7" to 9' 10" (200 to 300 cm).   Fred Wein, Sr. (2001).

2 favorite votes.  

Early Large Flowered.  Mauve.  Single, curved tip bloom form.  Late spring to early summer, late summer.  USDA zone 4b through 9b.  Height of 7' to 10' (215 to 305 cm).   Unknown (1990).

2 favorite votes.  

USDA zone 2a and warmer.  

2 favorite votes.  

Herbaceous Group.  Purple.  Single, bell-shaped bloom form.  Early summer to early autumn.  USDA zone 2a and warmer.  Height of up to 39" (up to 100 cm).   Hans Vermeulen (1999).

2 favorite votes.  

Early Large Flowered.  Blue.  Single, double bloom form.  Late spring to early summer, late summer.  USDA zone 4b through 9b.  Height of 8' to 10' (245 to 305 cm).   Derek Mills (1985).

2 favorite votes.  

Early Large Flowered, Group 2.  Deep blue, purple shading, light yellow anthers.  Single bloom form.  Height of 8' 2" to 9' 10" (250 to 300 cm).   Peer K. Sorensen (2002).

2 favorite votes.  

Group 3, Late, Small-flowered, Tangutica Group.  Single, nodding bloom form.  Late spring to early autumn.  USDA zone 4b through 9b.  Height of 7' (215 cm).   Boskoop Research Station (1988).

2 favorite votes.  

Large-flowered, Late.  Violet.  USDA zone 2a and warmer.  

2 favorite votes.  

USDA zone 2a and warmer.  

2 favorite votes.  

Group 1, Montana Group.  White, pink edges, yellow anthers.  Small to medium, single bloom form.  Late spring to early summer.  Height of 16' 5" to 23' (500 to 700 cm).   Sheila Chapman (2001).

2 favorite votes.  

Group 3, Late Large Flowered.  Lilac - blue, purple anthers.  Very large, single bloom form.  Late spring to midautumn.  USDA zone 4a through 9a.  Height of up to 6' (up to 185 cm).   Raymond J. Evison (2010), Mogens Nyegaard Olesen (2010).

2 favorite votes.  

Early Large Flowered.  Violet, yellow anthers.  Double, overlapping, veined bloom form.  Early summer to early autumn.  USDA zone 4b through 9b.  Height of 6' to 8' (185 to 245 cm).   Percival Thomas James (1960).

2 favorite votes.  

Early Small Flowered, Group 1, Montana Group.  White.  Semi-double bloom form.  Mid-to-late spring.  USDA zone 7b through 9b.  Height of up to 20' (up to 610 cm).   Hans R. Horn-Gfeller (1980).

2 favorite votes.  

USDA zone 2a and warmer.  

2 favorite votes.  

Evergreen, Group 1.  White, light green shading.  Small, single bloom form.  Early to late spring.  Height of up to 4' 11" (up to 150 cm).   Unknown (2008).

2 favorite votes.  

Group 3, Viticella Group.  Violet, purple center.  Small to medium, single bloom form.  Early summer to early autumn.  Height of 4' 11" to 6' 7" (150 to 200 cm).   Wim Snoeijer (2000).

2 favorite votes.  

Red.  USDA zone 2a and warmer.  

2 favorite votes.  

Early Small Flowered, Group 1, Montana Group.  Pink.  Vanilla fragrance.  Single, saucer-shaped bloom form.  Late spring to early summer.  USDA zone 7b through 9b.  Height of 29' (885 cm).   Unknown (1950).

2 favorite votes.