Life Span
Perennial
Perennial
Type
Tender Perennial
Broadleaf Evergreen
Origin
North America, South America, Argentina, Brazil
Europe, Russia
Types
Bromeliad
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
402
0
40000
👆🏻
Habitat
Rocky areas
Cold Regions, stream banks
USDA Hardiness Zone
9-156-11
0
99
👆🏻
AHS Heat Zone
12-8
-
Sunset Zone
H1, H2, 12, 13, 14, 19, 20, 21, 22, 23, 24
21,22
Habit
Rosette/Stemless
Upright/Erect