Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Grass
Origin
Europe, Russia
Southwestern United States
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Muhlenbergia rigens, Muhlenbergia emersleyi
Number of Varieties
25
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Sandy areas
USDA Hardiness Zone
6-117-11
0
99
👆🏻
AHS Heat Zone
-
12 - 1
Sunset Zone
21,22
7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming