Alpina Group, Atragene Group, Early Small Flowered, Group 1.  Blue.  Single, nodding bloom form.  Mid-to-late spring.  USDA zone 3b through 9b.  Height of 8' to 10' (245 to 305 cm).   Raymond J. Evison (1989).

22 favorite votes.  

Early Large Flowered, Group 2.  Mauve, white stamens, yellow anthers.  Large, full bloom form.  Late spring, late summer to late autumn.  USDA zone 4b through 9a.  Height of 4' 11" to 9' 10" (150 to 300 cm).   Raymond J. Evison (1993), Mogens N. Olesen (1993).

22 favorite votes.  Average rating: GOOD.  

Early Large Flowered.  Blue.  Single, overlapping, ruffled edge, veined bloom form.  Late spring to early summer, late summer.  USDA zone 4b through 9b.  Height of 8' to 10' (245 to 305 cm).   Thomas Cripps and Son (1875).

22 favorite votes.  Average rating: EXCELLENT.  

Early Large Flowered.  Lavender.  Strong fragrance.  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).   Walter Pennell (1973).

22 favorite votes.  

Herbaceous Group, Late, Small-flowered.  Blue - mauve.  Single bloom form.  Late spring to early autumn.  USDA zone 4b through 9b.  Height of 5' to 6' (150 to 185 cm).   Barry Fretwell (1990).

21 favorite votes.  Average rating: EXCELLENT.  

Group 3, Large-flowered, Late.  Pink, yellow anthers.  Single, scalloped edge, veined bloom form.  USDA zone 4b through 9b.  Height of 6' to 8' (185 to 245 cm).   Francisque Morel (1900).

21 favorite votes.  

Early Large Flowered, Group 2.  White.  Strong fragrance.  Double, curved tip bloom form.  USDA zone 4b through 9b.  Height of 6' to 8' (185 to 245 cm).   George JACKMAN & Son (1874).

21 favorite votes.  

Group 3, Herbaceous Group, Late, Small-flowered.  Blue, yellow anthers.  Single, nodding bloom form.  Early summer to early autumn.  USDA zone 4b through 9b.  Height of 3' to 6' (90 to 185 cm).   Durand Freres (1874).

21 favorite votes.  

Early Large Flowered.  White, yellow .  Single bloom form.  Late spring to early summer, late summer.  USDA zone 4b through 9b.  Height of 6' to 8' (185 to 245 cm).   Raymond J. Evison (1989).

21 favorite votes.  

Group 3, Species.  Deep blue, purple stamens, ages to pink .  Large, single bloom form.  Mid-to-late summer.  USDA zone 4b through 9b.  Height of 6' to 8' (185 to 245 cm).   Unknown (1836).

21 favorite votes.  

Group 3, Late, Small-flowered, Viticella Group.  Red.  Double bloom form.  Midsummer to early autumn.  USDA zone 3b through 9b.  Height of 10' to 13' (305 to 395 cm).   Francisque Morel (1599).

21 favorite votes.  

Large-flowered, Late.  Red.  Single, curved edge bloom form.  USDA zone 4b through 9b.  Height of 6' to 8' (185 to 245 cm).   A. Girault (1968).

21 favorite votes.  

Group 3, Late, Small-flowered, Species.  Strong fragrance.  Small, single, bell-shaped bloom form.  Late summer to midautumn.  USDA zone 6b through 9b (default).  Height of 4' to 7' (120 to 215 cm).   Unknown in China (1875).

20 favorite votes.  

Early Large Flowered, Group 2.  White.  Single bloom form.  Late spring to early summer, late summer.  USDA zone 4b through 9b.  Height of 8' to 10' (245 to 305 cm).   Mogens N. Olesen (1989).

20 favorite votes.  

Early Large Flowered, Group 2.  Blue.  Semi-double to double bloom form.  Late spring to early summer.  USDA zone 4b through 9b.  Height of 6' to 8' (185 to 245 cm).   Richard Smith & Company (1886).

20 favorite votes.  Average rating: EXCELLENT.  

Early Large Flowered, Group 2.  Violet.  Medium to large, double bloom form.  Late spring to early summer, early autumn to midautumn.  USDA zone 5a and warmer.  Height of 6' 7" to 9' 10" (200 to 300 cm).   Hans Van Haasterd (1998).

20 favorite votes.  Average rating: EXCELLENT.  

Group 3, Late, Small-flowered.  White.  Strong fragrance.  Small to medium, single, clusters bloom form.  Midsummer to early autumn.  USDA zone 3b through 9b.  Height of 14½' to 20' (440 to 610 cm).   M.A. Beskaravainaja (1964), A.N. Volosenko-Valenis (1964).

20 favorite votes.  

Early Large Flowered, Group 2.  Light yellow, light yellow stripes, yellow anthers, ages to white .  Large, single, curved edge, overlapping bloom form.  Late spring to early summer, late summer.  USDA zone 4b through 9b.  Height of 6' to 8' (185 to 245 cm).   Ed Philips (1992).

20 favorite votes.  

Early Large Flowered.  White, lilac edges.  None / no fragrance.  Single bloom form.  Late spring to early summer, late summer to early autumn.  USDA zone 5b through 8b.  Height of 8' to 10' (245 to 305 cm).   Raymond J. Evison (1997), Mogens N. Olesen (1997).

19 favorite votes.  

Atragene Group, Early Small Flowered, Group 1, Macropetala Group.  Blue.  Semi-double, bell-shaped bloom form.  Early to late spring.  USDA zone 3b through 9b.  Height of 6½' to 10' (200 to 305 cm).   Unknown in China (1829).

19 favorite votes.  

Group 3, Herbaceous Group, Late, Small-flowered.  Blue.  Single, hyacinth-shaped, tubular bloom form.  Midsummer to early autumn.  USDA zone 5b through 9b.  Height of 2' to 3' (60 to 90 cm).   Alan Bloom (1990).

18 favorite votes.  

Early Small Flowered, Evergreen, Group 1, Species.  White, yellow stamens.  Moderate, sweet fragrance.  Medium, single, clusters, semi-nodding, star-shaped bloom form.  Early-to-midspring.  USDA zone 7b through 9b.  Height of 10' to 14½' (305 to 440 cm).   Unknown in New Zealand (1791).

18 favorite votes.  

Early Large Flowered, Group 2.  Pink, red center, yellow stamens.  Single, ruffled edge bloom form.  Late spring to early summer, late summer.  USDA zone 4b through 9b.  Height of 8' to 10' (245 to 305 cm).   Dr. Ruppel (1973).

18 favorite votes.  Average rating: EXCELLENT-.  

Early Large Flowered.  Blue, white tips.  Single, double bloom form.  Late spring to early summer, late summer to early autumn.  USDA zone 4b through 9b.  Height of 6' to 8' (185 to 245 cm).   J. Bouter and Zoon (1984).

18 favorite votes.