Minnesota Planting Calendar
Minnesota spans USDA hardiness zones 3a, 3b, 4a, 4b. Planting dates vary significantly across the state depending on your zone. Find your county on the map below for exact frost dates and planting windows.
Find Your County
Click any county to see your local planting calendar with exact frost dates and planting windows.
Hover over a county to see details. Click to view planting guide.
Zones in Minnesota
Zone 3a
Winter low: -40 to -35°F
123
Growing Days
May 15
Last Frost
Sep 15
First Frost
8
Counties
Zone 3b
Winter low: -35 to -30°F
135
Growing Days
May 10
Last Frost
Sep 22
First Frost
18
Counties
Zone 4a
Winter low: -30 to -25°F
145
Growing Days
May 6
Last Frost
Sep 28
First Frost
34
Counties
Zone 4b
Winter low: -25 to -20°F
155
Growing Days
May 1
Last Frost
Oct 3
First Frost
27
Counties
Growing Season Comparison
Growing Season by Zone
Zone 1a
Jun 15 – Aug 15
Zone 1b
Jun 7 – Aug 25
Zone 2a
May 30 – Sep 1
Zone 2b
May 22 – Sep 10
Zone 3a
May 15 – Sep 15
Zone 4a
May 6 – Sep 28
Zone 5a
Apr 25 – Oct 8
Zone 5b
Apr 18 – Oct 13
Zone 6a
Apr 10 – Oct 20
Zone 6b
Apr 3 – Oct 25
Zone 7a
Mar 25 – Nov 1
Zone 7b
Mar 18 – Nov 8
Zone 8a
Mar 8 – Nov 18
Zone 8b
Feb 25 – Nov 28
Zone 9a
Feb 10 – Dec 10
Zone 10a
Jan 1 – Dec 31
0
90
180
270
365 days
Frost Dates & Growing Season by County
View all 87 Minnesota counties with frost dates
| County | Zone | Last Frost | First Frost | Growing Days |
|---|---|---|---|---|
| Aitkin County | 3b | May 9 | Oct 3 | 147 |
| Anoka County | 4a | Apr 23 | Oct 9 | 169 |
| Becker County | 3b | May 15 | Sep 25 | 133 |
| Beltrami County | 3b | May 16 | Sep 28 | 135 |
| Benton County | 4a | May 2 | Oct 6 | 157 |
| Big Stone County | 4a | May 2 | Oct 4 | 155 |
| Blue Earth County | 4b | Apr 29 | Oct 4 | 158 |
| Brown County | 4b | Apr 30 | Oct 7 | 160 |
| Carlton County | 3b | May 12 | Oct 2 | 143 |
| Carver County | 4a | Apr 24 | Oct 9 | 168 |
| Cass County | 3b | May 12 | Sep 28 | 139 |
| Chippewa County | 4a | May 2 | Oct 4 | 155 |
| Chisago County | 4a | May 3 | Oct 1 | 151 |
| Clay County | 3b | May 11 | Sep 30 | 142 |
| Clearwater County | 3b | May 15 | Sep 28 | 136 |
| Cook County | 3a | May 20 | Sep 29 | 132 |
| Cottonwood County | 4b | Apr 29 | Oct 8 | 162 |
| Crow Wing County | 3b | May 5 | Oct 3 | 151 |
| Dakota County | 4b | Apr 28 | Oct 8 | 163 |
| Dodge County | 4b | Apr 28 | Oct 7 | 162 |
| Douglas County | 4a | May 3 | Oct 4 | 154 |
| Faribault County | 4b | Apr 30 | Oct 4 | 157 |
| Fillmore County | 4b | May 3 | Oct 6 | 156 |
| Freeborn County | 4b | May 1 | Oct 7 | 159 |
| Goodhue County | 4b | Apr 27 | Oct 8 | 164 |
| Grant County | 4a | May 1 | Oct 7 | 159 |
| Hennepin County | 4a | Apr 23 | Oct 9 | 169 |
| Houston County | 4b | May 3 | Oct 6 | 156 |
| Hubbard County | 3b | May 12 | Sep 27 | 138 |
| Isanti County | 4a | May 3 | Oct 1 | 151 |
| Itasca County | 3a | May 10 | Oct 1 | 144 |
| Jackson County | 4b | Apr 30 | Oct 6 | 159 |
| Kanabec County | 4a | May 3 | Oct 1 | 151 |
| Kandiyohi County | 4a | May 2 | Oct 6 | 157 |
| Kittson County | 3a | May 14 | Sep 30 | 139 |
| Koochiching County | 3a | May 22 | Sep 18 | 119 |
| Lac qui Parle County | 4a | May 2 | Oct 4 | 155 |
| Lake County | 3b | Jun 1 | Sep 12 | 103 |
| Lake of the Woods County | 3a | May 19 | Sep 22 | 126 |
| Le Sueur County | 4b | Apr 30 | Oct 3 | 156 |
| Lincoln County | 4a | May 4 | Oct 2 | 151 |
| Lyon County | 4a | May 4 | Oct 2 | 151 |
| Mahnomen County | 3b | May 13 | Sep 27 | 137 |
| Marshall County | 3a | May 11 | Oct 2 | 144 |
| Martin County | 4b | Apr 27 | Oct 8 | 164 |
| McLeod County | 4a | Apr 30 | Oct 4 | 157 |
| Meeker County | 4a | May 2 | Oct 6 | 157 |
| Mille Lacs County | 4a | May 1 | Oct 6 | 158 |
| Morrison County | 4a | May 4 | Oct 6 | 155 |
| Mower County | 4b | Apr 28 | Oct 7 | 162 |
| Murray County | 4b | May 4 | Oct 2 | 151 |
| Nicollet County | 4b | Apr 27 | Oct 6 | 162 |
| Nobles County | 4b | May 2 | Oct 2 | 153 |
| Norman County | 3b | May 10 | Oct 1 | 144 |
| Olmsted County | 4b | May 3 | Oct 4 | 154 |
| Otter Tail County | 3b | May 11 | Sep 28 | 140 |
| Pennington County | 3b | May 10 | Sep 30 | 143 |
| Pine County | 4a | May 10 | Sep 29 | 142 |
| Pipestone County | 4b | May 4 | Oct 2 | 151 |
| Polk County | 3b | May 11 | Oct 1 | 143 |
| Pope County | 4a | May 4 | Oct 3 | 152 |
| Ramsey County | 4a | Apr 23 | Oct 9 | 169 |
| Red Lake County | 3b | May 11 | Oct 1 | 143 |
| Redwood County | 4b | Apr 30 | Oct 6 | 159 |
| Renville County | 4a | Apr 30 | Oct 6 | 159 |
| Rice County | 4b | Apr 30 | Oct 7 | 160 |
| Rock County | 4b | May 2 | Oct 2 | 153 |
| Roseau County | 3a | May 21 | Sep 22 | 124 |
| Scott County | 4a | Apr 24 | Oct 9 | 168 |
| Sherburne County | 4a | May 1 | Oct 6 | 158 |
| Sibley County | 4a | Apr 30 | Oct 4 | 157 |
| St. Louis County | 3a | Jun 2 | Sep 10 | 100 |
| Stearns County | 4a | May 3 | Oct 6 | 156 |
| Steele County | 4b | Apr 28 | Oct 7 | 162 |
| Stevens County | 4a | May 2 | Oct 6 | 157 |
| Swift County | 4a | May 2 | Oct 4 | 155 |
| Todd County | 4a | May 4 | Oct 4 | 153 |
| Traverse County | 4a | May 2 | Oct 6 | 157 |
| Wabasha County | 4b | Apr 28 | Oct 8 | 163 |
| Wadena County | 3b | May 13 | Sep 27 | 137 |
| Waseca County | 4b | Apr 30 | Oct 6 | 159 |
| Washington County | 4a | Apr 23 | Oct 9 | 169 |
| Watonwan County | 4b | Apr 29 | Oct 6 | 160 |
| Wilkin County | 3b | May 11 | Sep 30 | 142 |
| Winona County | 4b | Apr 30 | Oct 7 | 160 |
| Wright County | 4a | May 1 | Oct 6 | 158 |
| Yellow Medicine County | 4a | Apr 30 | Oct 4 | 157 |
🥬 Vegetables
Browse all 116 vegetables you can grow in Minnesota
- Acorn Squash
- Amaranth
- Artichoke
- Arugula
- Asparagus
- Beets
- Belgian Endive
- Bitter Melon
- Black Beans
- Bok Choy
- Broccoli
- Broccoli Rabe
- Brussels Sprouts
- Butternut Squash
- Cabbage
- Calabash
- Cardoon
- Carrots
- Cauliflower
- Celeriac
- Celery
- Celtuce
- Chard
- Chayote
- Chickpeas
- Chicory
- Chinese Cabbage
- Christmas Lima Beans
- Collard Greens
- Corn
- Cowpeas
- Cress
- Crookneck Squash
- Crosne
- Cucumber
- Daikon
- Delicata Squash
- Edamame
- Eggplant
- Endive
- Escarole
- Fava Beans
- Fennel
- Garlic
- Ginger
- Green Beans
- Horseradish
- Hot Peppers
- Hubbard Squash
- Jicama
- Kabocha
- Kai Lan
- Kale
- Kidney Beans
- Kohlrabi
- Komatsuna
- Leeks
- Lentils
- Lettuce
- Lima Beans
- Loofah
- Luffa
- Mache
- Malabar Spinach
- Melon
- Microgreens
- Mitsuba
- Mizuna
- Mustard Greens
- Napa Cabbage
- New Zealand Spinach
- Okra
- Onion
- Pac Choi
- Parsnip
- Patty Pan Squash
- Peas
- Peppers
- Pole Beans
- Potatoes
- Pumpkin
- Purslane
- Radicchio
- Radish
- Rhubarb
- Romanesco
- Rutabaga
- Salsify
- Savoy Cabbage
- Scallions
- Scarlet Runner Beans
- Shallot
- Shiso
- Snap Peas
- Snow Peas
- Soybeans
- Spaghetti Squash
- Spinach
- Squash (Summer)
- Squash (Winter)
- Sunchoke
- Sunflower
- Sweet Corn
- Sweet Potatoes
- Tatsoi
- Tomatillo
- Tomatoes
- Turmeric
- Turnip
- Watercress
- Watermelon
- Wax Beans
- Winter Melon
- Yam
- Yard Long Beans
- Zucchini
🍓 Fruits
Browse all 34 fruits you can grow in Minnesota
- Alpine Strawberries
- Aronia
- Blackberries
- Blueberries
- Boysenberries
- Cantaloupe
- Che Fruit
- Cranberries
- Currants
- Dragon Fruit
- Elderberries
- Figs
- Goji Berries
- Gooseberries
- Grapes
- Ground Cherry
- Guava
- Hardy Kiwi
- Haskaps
- Honeydew
- Jostaberry
- Kiwi
- Lingonberries
- Loquat
- Medlar
- Mulberries
- Passion Fruit
- Pawpaw
- Persimmon
- Pomegranate
- Quince
- Raspberries
- Serviceberries
- Strawberries
🌿 Herbs
Browse all 42 herbs you can grow in Minnesota
- Angelica
- Anise
- Basil
- Bee Balm
- Borage
- Caraway
- Catnip
- Chamomile
- Chervil
- Chives
- Cilantro
- Comfrey
- Cumin
- Dill
- Echinacea
- Epazote
- Fennel (herb)
- Feverfew
- Garlic Chives
- Horehound
- Hyssop
- Lavender
- Lemon Balm
- Lemon Thyme
- Lemon Verbena
- Lemongrass
- Lovage
- Marjoram
- Mint
- Oregano
- Parsley
- Rosemary
- Rue
- Sage
- Savory
- Sorrel
- Stevia
- Tarragon
- Thai Basil
- Thyme
- Valerian
- Yarrow
