Life Span
Perennial
Perennial
Type
Grass
Perennial
Origin
Europe, Asia
Southeastern United States, North-Central United States, Central United States, South-Central United States, Southwestern United States, Texas, Canada, Mexico
Types
Blue Oat grass
Ratibida columnifera
Number of Varieties
-25
0
40000
👆🏻
Habitat
Cropland, gardens, Grassland, Roadsides
Dry areas, Prairies, Rocky areas, rocky outcrops
USDA Hardiness Zone
4-93-10
0
99
👆🏻
AHS Heat Zone
-
10-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 15, 16, 17, 23, 24
A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Upright/Erect