Harman US

Planting Calendar for ZIP 99579

Based on your local frost dates - last spring frost around May 26, first fall frost around Sep 15 - here is when to plant 79 common crops near ZIP 99579.

Last spring frost
May 26
First fall frost
Sep 15

Vegetables

Crop Start seeds indoors Plant outside Fall planting by
Tomatoes Apr 14 Jun 2 (Transplant out) -
Peppers Mar 31 Jun 9 (Transplant out) -
Cucumbers May 5 Jun 2 (Transplant out) Jul 8
Zucchini May 5 Jun 2 (Transplant out) Jul 13
Summer Squash May 5 Jun 2 (Transplant out) Jul 11
Winter Squash May 5 Jun 2 (Transplant out) -
Pumpkins May 5 Jun 2 (Transplant out) -
Green Beans - May 26 (Direct sow) Jul 8
Sweet Corn - Jun 2 (Direct sow) -
Melons May 5 Jun 9 (Transplant out) -
Watermelon May 5 Jun 9 (Transplant out) -
Okra - Jun 9 (Direct sow) -
Eggplant Mar 31 Jun 9 (Transplant out) -
Lettuce Apr 28 Apr 28 (Transplant out) Jul 13
Spinach - Apr 14 (Direct sow) Jul 18
Kale Apr 14 May 5 (Transplant out) Jul 8
Peas - Apr 14 (Direct sow) Jul 3
Carrots - May 5 (Direct sow) Jun 23
Beets - Apr 28 (Direct sow) Jul 8
Radishes - Apr 28 (Direct sow) Aug 4
Broccoli Apr 14 May 12 (Transplant out) Jun 28
Cauliflower Apr 14 May 12 (Transplant out) Jun 23
Cabbage Apr 14 May 5 (Transplant out) Jun 23
Onions Mar 17 Apr 28 (Transplant out) -
Potatoes - May 12 (Direct sow) -
Swiss Chard Apr 28 May 12 (Transplant out) Jul 8
Sweet Potatoes - Jun 16 (Direct sow) -
Brussels Sprouts Apr 14 May 12 (Transplant out) May 24
Celery Mar 17 Jun 2 (Transplant out) -
Leeks Mar 17 May 12 (Transplant out) May 4
Turnips - May 12 (Direct sow) Jul 13
Rutabaga - May 26 (Direct sow) May 29
Parsnips - May 12 (Direct sow) May 4
Kohlrabi Apr 28 May 12 (Transplant out) Jul 8
Collard Greens Apr 14 May 12 (Transplant out) Jun 28
Mustard Greens - May 12 (Direct sow) Jul 18
Arugula - May 12 (Direct sow) Jul 23
Bok Choy Apr 28 May 12 (Transplant out) Jul 13
Green Onions - May 12 (Direct sow) Jul 3
Tomatillos Apr 14 Jun 2 (Transplant out) -
Fennel Apr 28 May 12 (Transplant out) Jun 13
Popcorn May 26 Jun 9 (Transplant out) -
Black-Eyed Peas May 26 Jun 9 (Transplant out) Jun 13
Lima Beans May 26 Jun 9 (Transplant out) -
Edamame May 26 Jun 9 (Transplant out) -
Peanuts May 26 Jun 9 (Transplant out) -
Globe Artichoke Mar 31 May 12 (Transplant out) Jun 3
Horseradish May 26 May 12 (Transplant out) -
Ground Cherries Apr 14 Jun 9 (Transplant out) -
Radicchio Apr 21 May 12 (Transplant out) Jun 23
Endive Apr 21 May 12 (Transplant out) Jun 3
Watercress May 5 May 12 (Transplant out) Jul 3
Sorrel Apr 14 May 5 (Transplant out) Jul 3
Sunchokes May 26 May 12 (Transplant out) -
Malabar Spinach Apr 14 Jun 9 (Transplant out) -
Amaranth Greens May 5 Jun 9 (Transplant out) Jul 18
Luffa Gourd Apr 14 Jun 9 (Transplant out) -
New Zealand Spinach Apr 28 Jun 9 (Transplant out) -
Fava Beans May 26 Apr 28 (Transplant out) Jun 8
Chayote Apr 28 Jun 9 (Transplant out) -
Corn Salad May 26 Apr 28 (Transplant out) Jul 3
Bitter Melon Apr 28 Jun 9 (Transplant out) -
Cardoon Apr 14 May 26 (Transplant out) -

Herbs

Crop Start seeds indoors Plant outside Fall planting by
Basil Apr 14 Jun 2 (Transplant out) -
Cilantro - May 12 (Direct sow) Jul 13
Parsley Mar 31 Jun 9 (Transplant out) Jun 18
Dill - Jun 2 (Direct sow) Jul 3
Lemon Balm Apr 14 May 26 (Transplant out) -
Borage May 26 May 26 (Transplant out) Jul 8
Chervil May 26 May 5 (Transplant out) Jul 8
Lemongrass Mar 31 Jun 9 (Transplant out) -
Summer Savory Apr 14 May 26 (Transplant out) -
Marjoram Apr 14 Jun 2 (Transplant out) -
Lovage Apr 14 May 26 (Transplant out) Jun 3
Anise Hyssop Mar 31 May 26 (Transplant out) -
Shiso Apr 14 Jun 2 (Transplant out) -
Stevia Mar 31 Jun 9 (Transplant out) -
Chamomile Apr 14 May 12 (Transplant out) Jun 28
Tarragon May 26 May 26 (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 King Salmon, Ak, 43.4 miles away. Averages for planning, not a forecast. Page updated Aug 4, 2026.

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