1 What is
1.1 Life Span
1.2 Type
1.3 Origin
Eastern Europe, Northern Europe, Russia/Siberia, Western Asia
South-Central United States
1.4 Types
Not Available
Penstemon digitalis, Penstemon barbatus, Penstemon heterophyllus
1.4.1 Number of Varieties
1.5 Habitat
1.6 USDA Hardiness Zone
1.7 AHS Heat Zone
1.8 Sunset Zone
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 15, 16, 17
No Available
1.9 Habit
Clump-Forming
Clump-Forming