Harman US

Planting Calendar for ZIP 92328

Based on your local frost dates - last spring frost around Jan 1, first fall frost around Dec 19 - here is when to plant 79 common crops near ZIP 92328.

Last spring frost
Jan 1
First fall frost
Dec 19
Hardiness zone
9a

Vegetables

Crop Start seeds indoors Plant outside Fall planting by
Tomatoes Nov 20 Jan 8 (Transplant out) -
Peppers Nov 6 Jan 15 (Transplant out) -
Cucumbers Dec 11 Jan 8 (Transplant out) Oct 11
Zucchini Dec 11 Jan 8 (Transplant out) Oct 16
Summer Squash Dec 11 Jan 8 (Transplant out) Oct 14
Winter Squash Dec 11 Jan 8 (Transplant out) -
Pumpkins Dec 11 Jan 8 (Transplant out) -
Green Beans - Jan 1 (Direct sow) Oct 11
Sweet Corn - Jan 8 (Direct sow) -
Melons Dec 11 Jan 15 (Transplant out) -
Watermelon Dec 11 Jan 15 (Transplant out) -
Okra - Jan 15 (Direct sow) -
Eggplant Nov 6 Jan 15 (Transplant out) -
Lettuce Dec 4 Dec 4 (Transplant out) Oct 16
Spinach - Nov 20 (Direct sow) Oct 21
Kale Nov 20 Dec 11 (Transplant out) Oct 11
Peas - Nov 20 (Direct sow) Oct 6
Carrots - Dec 11 (Direct sow) Sep 26
Beets - Dec 4 (Direct sow) Oct 11
Radishes - Dec 4 (Direct sow) Nov 7
Broccoli Nov 20 Dec 18 (Transplant out) Oct 1
Cauliflower Nov 20 Dec 18 (Transplant out) Sep 26
Cabbage Nov 20 Dec 11 (Transplant out) Sep 26
Onions Oct 23 Dec 4 (Transplant out) -
Potatoes - Dec 18 (Direct sow) -
Swiss Chard Dec 4 Dec 18 (Transplant out) Oct 11
Sweet Potatoes - Jan 22 (Direct sow) -
Brussels Sprouts Nov 20 Dec 18 (Transplant out) Aug 27
Celery Oct 23 Jan 8 (Transplant out) -
Leeks Oct 23 Dec 18 (Transplant out) Aug 7
Turnips - Dec 18 (Direct sow) Oct 16
Rutabaga - Jan 1 (Direct sow) Sep 1
Parsnips - Dec 18 (Direct sow) Aug 7
Kohlrabi Dec 4 Dec 18 (Transplant out) Oct 11
Collard Greens Nov 20 Dec 18 (Transplant out) Oct 1
Mustard Greens - Dec 18 (Direct sow) Oct 21
Arugula - Dec 18 (Direct sow) Oct 26
Bok Choy Dec 4 Dec 18 (Transplant out) Oct 16
Green Onions - Dec 18 (Direct sow) Oct 6
Tomatillos Nov 20 Jan 8 (Transplant out) -
Fennel Dec 4 Dec 18 (Transplant out) Sep 16
Popcorn Jan 1 Jan 15 (Transplant out) -
Black-Eyed Peas Jan 1 Jan 15 (Transplant out) Sep 16
Lima Beans Jan 1 Jan 15 (Transplant out) -
Edamame Jan 1 Jan 15 (Transplant out) -
Peanuts Jan 1 Jan 15 (Transplant out) -
Globe Artichoke Nov 6 Dec 18 (Transplant out) Sep 6
Horseradish Jan 1 Dec 18 (Transplant out) -
Ground Cherries Nov 20 Jan 15 (Transplant out) -
Radicchio Nov 27 Dec 18 (Transplant out) Sep 26
Endive Nov 27 Dec 18 (Transplant out) Sep 6
Watercress Dec 11 Dec 18 (Transplant out) Oct 6
Sorrel Nov 20 Dec 11 (Transplant out) Oct 6
Sunchokes Jan 1 Dec 18 (Transplant out) -
Malabar Spinach Nov 20 Jan 15 (Transplant out) -
Amaranth Greens Dec 11 Jan 15 (Transplant out) Oct 21
Luffa Gourd Nov 20 Jan 15 (Transplant out) -
New Zealand Spinach Dec 4 Jan 15 (Transplant out) -
Fava Beans Jan 1 Dec 4 (Transplant out) Sep 11
Chayote Dec 4 Jan 15 (Transplant out) -
Corn Salad Jan 1 Dec 4 (Transplant out) Oct 6
Bitter Melon Dec 4 Jan 15 (Transplant out) -
Cardoon Nov 20 Jan 1 (Transplant out) -

Herbs

Crop Start seeds indoors Plant outside Fall planting by
Basil Nov 20 Jan 8 (Transplant out) -
Cilantro - Dec 18 (Direct sow) Oct 16
Parsley Nov 6 Jan 15 (Transplant out) Sep 21
Dill - Jan 8 (Direct sow) Oct 6
Lemon Balm Nov 20 Jan 1 (Transplant out) -
Borage Jan 1 Jan 1 (Transplant out) Oct 11
Chervil Jan 1 Dec 11 (Transplant out) Oct 11
Lemongrass Nov 6 Jan 15 (Transplant out) -
Summer Savory Nov 20 Jan 1 (Transplant out) -
Marjoram Nov 20 Jan 8 (Transplant out) -
Lovage Nov 20 Jan 1 (Transplant out) Sep 6
Anise Hyssop Nov 6 Jan 1 (Transplant out) -
Shiso Nov 20 Jan 8 (Transplant out) -
Stevia Nov 6 Jan 15 (Transplant out) -
Chamomile Nov 20 Dec 18 (Transplant out) Oct 1
Tarragon Jan 1 Jan 1 (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 Death Valley Np, Ca, 8.9 miles away. Averages for planning, not a forecast. Page updated Aug 4, 2026.

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