Seeding Calendar
Zone 6A Seeding Calendar
Optimal planting windows for cool-season and warm-season grasses in USDA Hardiness Zone 6A.
Seeding Calendar — Zone 6A
J
F
M
A
M
J
J
A
S
O
N
D
Cool Seed (Best)
Cool Seed (OK)
Warm Seed (Best)
Warm Seed (OK)
Cool Seed (Best)
Cool Seed (OK)
Warm Seed (Best)
Warm Seed (OK)
Optimal (cool)
Acceptable (cool)
Optimal (warm)
Acceptable (warm)
Recommended Grasses for Zone 6A
Warm-Season
Counties in Zone 6A
Brown County
ILLDS 22
Adams County
ILLDS 26
Broomfield County
COLDS 27
Arapahoe County
COLDS 37
Boulder County
COLDS 37
El Paso County
COLDS 37
Adams County
IDLDS 40
Cheyenne County
COLDS 42
La Plata County
COLDS 42
Kit Carson County
COLDS 43
Fremont County
COLDS 44
Jefferson County
COLDS 44
Kiowa County
COLDS 44
Adams County
COLDS 45
Camas County
IDLDS 45
Prowers County
COLDS 46
Pueblo County
COLDS 46
Bent County
COLDS 47
Denver County
COLDS 47
Otero County
COLDS 47
Franklin County
IDLDS 47
Minidoka County
IDLDS 47
Power County
IDLDS 47
Huerfano County
COLDS 48
Las Animas County
COLDS 48
Lincoln County
IDLDS 48
Oneida County
IDLDS 48
Moffat County
COLDS 49
Rio Blanco County
COLDS 49
Garfield County
COLDS 50
Seeding windows are based on USDA hardiness zones and NOAA frost date data. Actual timing may vary by elevation, microclimate, and specific cultivar.