Life Span
Type
Origin
Types
Number of Varieties
Habitat
USDA Hardiness Zone
AHS Heat Zone
Sunset Zone
Habit
Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Canada
meadows, Roadsides, Sandy areas, Terrestrial
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
North-Central United States, Central United States, Western United States, Texas
Blue Toadflax, Old-Field Toadflax
1a, 1b, 2a, 2b, 3a, 3b, 10