South Dakota Planting Calendar
South Dakota spans USDA hardiness zones 3b, 4a, 4b, 5a. 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 South Dakota
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 66 South Dakota counties with frost dates
| County | Zone | Last Frost | First Frost | Growing Days |
|---|---|---|---|---|
| Aurora County | 5a | May 2 | Oct 6 | 157 |
| Beadle County | 4b | May 2 | Oct 5 | 156 |
| Bennett County | 5a | May 11 | Oct 4 | 146 |
| Bon Homme County | 5a | May 1 | Oct 6 | 158 |
| Brookings County | 4b | May 4 | Oct 2 | 151 |
| Brown County | 4a | May 8 | Oct 4 | 149 |
| Brule County | 5a | May 6 | Oct 6 | 153 |
| Buffalo County | 4b | May 9 | Oct 5 | 149 |
| Butte County | 4b | May 11 | Oct 3 | 145 |
| Campbell County | 4b | May 11 | Sep 30 | 142 |
| Charles Mix County | 5a | May 3 | Oct 7 | 157 |
| Clark County | 4b | May 3 | Oct 5 | 155 |
| Clay County | 5a | Apr 30 | Oct 7 | 160 |
| Codington County | 4b | May 3 | Oct 6 | 156 |
| Corson County | 4b | May 10 | Oct 3 | 146 |
| Custer County | 5a | May 14 | Oct 2 | 141 |
| Davison County | 5a | May 2 | Oct 6 | 157 |
| Day County | 4b | May 3 | Oct 5 | 155 |
| Deuel County | 4b | May 2 | Oct 1 | 152 |
| Dewey County | 4b | May 11 | Oct 3 | 145 |
| Douglas County | 5a | May 1 | Oct 6 | 158 |
| Edmunds County | 4b | May 10 | Sep 28 | 141 |
| Fall River County | 5a | May 14 | Oct 1 | 140 |
| Faulk County | 4b | May 11 | Sep 30 | 142 |
| Grant County | 4b | May 2 | Oct 3 | 154 |
| Gregory County | 5a | May 10 | Oct 6 | 149 |
| Haakon County | 4b | May 14 | Sep 28 | 137 |
| Hamlin County | 4b | May 6 | Oct 3 | 150 |
| Hand County | 4b | May 10 | Oct 2 | 145 |
| Hanson County | 5a | May 6 | Oct 5 | 152 |
| Harding County | 4b | May 16 | Sep 22 | 129 |
| Hughes County | 4b | May 11 | Oct 2 | 144 |
| Hutchinson County | 5a | May 1 | Oct 6 | 158 |
| Hyde County | 4b | May 10 | Oct 3 | 146 |
| Jackson County | 5a | May 14 | Sep 28 | 137 |
| Jerauld County | 5a | May 2 | Oct 5 | 156 |
| Jones County | 5a | May 11 | Oct 3 | 145 |
| Kingsbury County | 4b | May 7 | Oct 5 | 151 |
| Lake County | 4b | May 5 | Oct 2 | 150 |
| Lawrence County | 5a | May 11 | Oct 2 | 144 |
| Lincoln County | 5a | May 1 | Oct 5 | 157 |
| Lyman County | 5a | May 7 | Oct 6 | 152 |
| Marshall County | 4a | May 8 | Oct 4 | 149 |
| McCook County | 5a | May 6 | Oct 5 | 152 |
| McPherson County | 4b | May 11 | Sep 27 | 139 |
| Meade County | 4b | May 11 | Oct 3 | 145 |
| Mellette County | 5a | May 11 | Oct 4 | 146 |
| Miner County | 5a | May 7 | Oct 3 | 149 |
| Minnehaha County | 5a | May 2 | Oct 2 | 153 |
| Moody County | 4b | May 4 | Oct 2 | 151 |
| Pennington County | 5a | May 14 | Oct 1 | 140 |
| Perkins County | 4b | May 12 | Oct 2 | 143 |
| Potter County | 4b | May 10 | Oct 3 | 146 |
| Roberts County | 4b | May 2 | Oct 6 | 157 |
| Sanborn County | 5a | May 2 | Oct 5 | 156 |
| Shannon County | 4a | May 14 | Oct 2 | 141 |
| Spink County | 4b | May 10 | Oct 1 | 144 |
| Stanley County | 4b | May 10 | Oct 3 | 146 |
| Sully County | 4b | May 11 | Oct 3 | 145 |
| Todd County | 5a | May 6 | Oct 6 | 153 |
| Tripp County | 5a | May 10 | Oct 6 | 149 |
| Turner County | 5a | May 1 | Oct 7 | 159 |
| Union County | 5a | Apr 30 | Oct 5 | 158 |
| Walworth County | 4b | May 10 | Oct 1 | 144 |
| Yankton County | 5a | May 1 | Oct 6 | 158 |
| Ziebach County | 4b | May 11 | Oct 3 | 145 |
🥬 Vegetables
Browse all 116 vegetables you can grow in South Dakota
- 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 South Dakota
- 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 South Dakota
- 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
🌸 Flowers
Browse all 1 flowers you can grow in South Dakota
Monthly Planting Guide for South Dakota
The Gardener's Encyclopedia to Companion Planting
$27
$293 value
The pairings that make vegetables, herbs, and flowers grow better — and the ones that quietly wreck a bed.
- Proven pairings for 200+ vegetables, herbs, flowers, and fruits
- Full seed-starting + planting schedule with timing and spacing
- Bonus: square-foot gardening guide + printable seasonal planners