Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Grass
Origin
Europe, Russia
China
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Bambusoideae
Number of Varieties
230
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Dry Forest, hedge rows, open Woodlands, Shady Edge
USDA Hardiness Zone
6-118-15
0
99
👆🏻
AHS Heat Zone
-
12 - 1
Sunset Zone
21,22
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming