Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Perennial, Shrub
Origin
Europe, Russia
Northwestern United States, Canada
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
sharpleaf penstemon, white-margined beardtongue, lowland beardtongue
Number of Varieties
278
0
40000
👆🏻
Habitat
Cold Regions, stream banks
foothill woods, High elevation, Open areas, Rocky areas
USDA Hardiness Zone
6-114-9
0
99
👆🏻
AHS Heat Zone
-
9-1
Sunset Zone
21,22
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 14, 15
Habit
Upright/Erect
Mat-forming