Harman US

Planting Calendar for ZIP 54547

Based on your local frost dates - last spring frost around May 25, first fall frost around Sep 21 - here is when to plant 79 common crops near ZIP 54547.

Last spring frost
May 25
First fall frost
Sep 21
Hardiness zone
4a

Vegetables

Crop Start seeds indoors Plant outside Fall planting by
Tomatoes Apr 13 Jun 1 (Transplant out) -
Peppers Mar 30 Jun 8 (Transplant out) -
Cucumbers May 4 Jun 1 (Transplant out) Jul 14
Zucchini May 4 Jun 1 (Transplant out) Jul 19
Summer Squash May 4 Jun 1 (Transplant out) Jul 17
Winter Squash May 4 Jun 1 (Transplant out) -
Pumpkins May 4 Jun 1 (Transplant out) -
Green Beans - May 25 (Direct sow) Jul 14
Sweet Corn - Jun 1 (Direct sow) -
Melons May 4 Jun 8 (Transplant out) -
Watermelon May 4 Jun 8 (Transplant out) -
Okra - Jun 8 (Direct sow) -
Eggplant Mar 30 Jun 8 (Transplant out) -
Lettuce Apr 27 Apr 27 (Transplant out) Jul 19
Spinach - Apr 13 (Direct sow) Jul 24
Kale Apr 13 May 4 (Transplant out) Jul 14
Peas - Apr 13 (Direct sow) Jul 9
Carrots - May 4 (Direct sow) Jun 29
Beets - Apr 27 (Direct sow) Jul 14
Radishes - Apr 27 (Direct sow) Aug 10
Broccoli Apr 13 May 11 (Transplant out) Jul 4
Cauliflower Apr 13 May 11 (Transplant out) Jun 29
Cabbage Apr 13 May 4 (Transplant out) Jun 29
Onions Mar 16 Apr 27 (Transplant out) -
Potatoes - May 11 (Direct sow) -
Swiss Chard Apr 27 May 11 (Transplant out) Jul 14
Sweet Potatoes - Jun 15 (Direct sow) -
Brussels Sprouts Apr 13 May 11 (Transplant out) May 30
Celery Mar 16 Jun 1 (Transplant out) -
Leeks Mar 16 May 11 (Transplant out) May 10
Turnips - May 11 (Direct sow) Jul 19
Rutabaga - May 25 (Direct sow) Jun 4
Parsnips - May 11 (Direct sow) May 10
Kohlrabi Apr 27 May 11 (Transplant out) Jul 14
Collard Greens Apr 13 May 11 (Transplant out) Jul 4
Mustard Greens - May 11 (Direct sow) Jul 24
Arugula - May 11 (Direct sow) Jul 29
Bok Choy Apr 27 May 11 (Transplant out) Jul 19
Green Onions - May 11 (Direct sow) Jul 9
Tomatillos Apr 13 Jun 1 (Transplant out) -
Fennel Apr 27 May 11 (Transplant out) Jun 19
Popcorn May 25 Jun 8 (Transplant out) -
Black-Eyed Peas May 25 Jun 8 (Transplant out) Jun 19
Lima Beans May 25 Jun 8 (Transplant out) -
Edamame May 25 Jun 8 (Transplant out) -
Peanuts May 25 Jun 8 (Transplant out) -
Globe Artichoke Mar 30 May 11 (Transplant out) Jun 9
Horseradish May 25 May 11 (Transplant out) -
Ground Cherries Apr 13 Jun 8 (Transplant out) -
Radicchio Apr 20 May 11 (Transplant out) Jun 29
Endive Apr 20 May 11 (Transplant out) Jun 9
Watercress May 4 May 11 (Transplant out) Jul 9
Sorrel Apr 13 May 4 (Transplant out) Jul 9
Sunchokes May 25 May 11 (Transplant out) -
Malabar Spinach Apr 13 Jun 8 (Transplant out) -
Amaranth Greens May 4 Jun 8 (Transplant out) Jul 24
Luffa Gourd Apr 13 Jun 8 (Transplant out) -
New Zealand Spinach Apr 27 Jun 8 (Transplant out) -
Fava Beans May 25 Apr 27 (Transplant out) Jun 14
Chayote Apr 27 Jun 8 (Transplant out) -
Corn Salad May 25 Apr 27 (Transplant out) Jul 9
Bitter Melon Apr 27 Jun 8 (Transplant out) -
Cardoon Apr 13 May 25 (Transplant out) -

Herbs

Crop Start seeds indoors Plant outside Fall planting by
Basil Apr 13 Jun 1 (Transplant out) -
Cilantro - May 11 (Direct sow) Jul 19
Parsley Mar 30 Jun 8 (Transplant out) Jun 24
Dill - Jun 1 (Direct sow) Jul 9
Lemon Balm Apr 13 May 25 (Transplant out) -
Borage May 25 May 25 (Transplant out) Jul 14
Chervil May 25 May 4 (Transplant out) Jul 14
Lemongrass Mar 30 Jun 8 (Transplant out) -
Summer Savory Apr 13 May 25 (Transplant out) -
Marjoram Apr 13 Jun 1 (Transplant out) -
Lovage Apr 13 May 25 (Transplant out) Jun 9
Anise Hyssop Mar 30 May 25 (Transplant out) -
Shiso Apr 13 Jun 1 (Transplant out) -
Stevia Mar 30 Jun 8 (Transplant out) -
Chamomile Apr 13 May 11 (Transplant out) Jul 4
Tarragon May 25 May 25 (Transplant out) -
How to read this calendar

Start seeds indoors is when to sow in trays inside so seedlings are ready to transplant. Plant outside is when to transplant seedlings or direct-sow seed, based on frost tolerance. Fall planting by is the latest date to start a fall crop and still harvest before the first fall frost. Tender crops wait until after the last spring frost; hardy crops can go out earlier.

Computed from NOAA 1991–2020 Climate Normals at Rest Lake, Wi, 12.6 miles away. Averages for planning, not a forecast. Page updated Aug 4, 2026.

Full frost dates for 54547 Local weather →