Life Span
Perennial
Perennial
Type
Herbaceous Perennial
Herbs
Origin
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States, Canada, Eastern Asia, India, Nepal, China, Japan, Korea
Western Europe, Mediterranean
Types
-
Lodden Blue, Royal Velvet,Sachet,Sharon Roberts,Mitchem Gray
Number of Varieties
116
0
40000
👆🏻
Habitat
Cliffs, Moist woods, Riverbanks
Rocky Mountains, Well Drained
USDA Hardiness Zone
5-95-8
0
99
👆🏻
AHS Heat Zone
9-5
8-5
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming