When to Plant Vegetables in Oklahoma City, OK

Cole crops (broccoli, cauliflower, cabbage, lettuce, spinach): Direct seed around March 4 if ground is workable. For better results, start indoors around February 5 and transplant around March 26.

Onions, potatoes, and peas: Plant around February 15. If ground is frozen, plant immediately after thaw.

Tomatoes, peppers, and eggplants: Start indoors around February 5. Transplant around April 11 after last frost.

Warm-season crops (beans, corn, squash, pumpkins, cucumbers, melons, gourds, sunflowers): Direct seed around April 15 when soil temperature reaches 60°F.

Fall planting requires working backward from the first frost date (October 26) to ensure crops mature before winter. Check seed packets for "Days to Harvest" as timing varies by variety.

Tomatoes, peppers, and eggplants: Require approximately 100 days to harvest. Transplant by July 18.

Garlic: Plant around September 11 when soil temperature reaches 60°F at 4-inch depth. Separate cloves and plant 3-4 inches deep. Regional timing varies.

Cole crops (broccoli, cauliflower, cabbage, lettuce, spinach): Direct seed around August 17. Due to summer heat, starting indoors around June 28 and transplanting around August 7 yields better results.

Peas: Direct sow around August 12.

Warm-season crops (beans, corn, squash, pumpkins, cucumbers, melons, gourds, sunflowers): Direct seed around July 13.