Life Span
Perennial
Perennial
Type
Tender Perennial
Broadleaf Evergreen
Origin
Southern Asia
Europe, Russia
Types
African iris, Large wild iris, Cape iris
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
62
0
40000
👆🏻
Habitat
Coastal Regions, Forest margins, Slopes
Cold Regions, stream banks
USDA Hardiness Zone
9-116-11
0
99
👆🏻
AHS Heat Zone
12-10
-
Sunset Zone
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Clump-Forming
Upright/Erect