Life Span
Perennial
Annual
Type
Broadleaf Evergreen
Grass
Origin
Europe, Russia
Southern Europe, Western Europe, Northern Africa
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Avena sativa, Hull-less Oat, Avena barbata
Number of Varieties
220
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Banks, meadows, Rocky Ridges
USDA Hardiness Zone
6-115-9
0
99
👆🏻
AHS Heat Zone
-
9 - 1
Sunset Zone
21,22
4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming