Seeding Calendar
Zone 4A Seeding Calendar
Optimal planting windows for cool-season and warm-season grasses in USDA Hardiness Zone 4A.
Seeding Calendar — Zone 4A
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 4A
Warm-Season
Counties in Zone 4A
Wilkin County
MNLDS 20
Aroostook County
MELDS 22
Morrison County
MNLDS 22
Otter Tail County
MNLDS 25
Todd County
MNLDS 26
Benton County
MNLDS 30
Cass County
MNLDS 30
Clay County
MNLDS 30
Norman County
MNLDS 30
Polk County
MNLDS 30
Pine County
MNLDS 32
Becker County
MNLDS 33
Kanabec County
MNLDS 33
Mahnomen County
MNLDS 33
Carlton County
MNLDS 34
Mille Lacs County
MNLDS 34
Iron County
MILDS 35
Aitkin County
MNLDS 36
Dawson County
MTLDS 36
Wadena County
MNLDS 38
Crow Wing County
MNLDS 39
Prairie County
MTLDS 44
Blaine County
MTLDS 46
Richland County
MTLDS 46
Roosevelt County
MTLDS 46
Toole County
MTLDS 46
Liberty County
MTLDS 47
McCone County
MTLDS 47
Pondera County
MTLDS 47
Chouteau County
MTLDS 48
Seeding windows are based on USDA hardiness zones and NOAA frost date data. Actual timing may vary by elevation, microclimate, and specific cultivar.