Life Span
Type
Origin
Types
Number of Varieties
Habitat
USDA Hardiness Zone
AHS Heat Zone
Sunset Zone
Habit
Southern Asia, Southeastern Asia, India, China, Japan, Australia
Oenanthe javanica, Helosciadium nodiflorum
Bog Garden, Cultivated Beds, Ponds
H1, 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