Planting Date · Zucchini
Zucchini Planting Date Calculator
Calculate the optimal planting dates for zucchini based on your USDA zone, last frost date, and preferred start method.
Optimal Soil Temp
65°F
Days to Maturity
50 days
Frost Tolerance
very tender
Planting Depth
1 inch
Input
Fill in the fields below, then click Calculate.
Select your USDA plant hardiness zone (3–10).
Approximate month of your last spring frost.
How you plan to start the crop.
No results yet
Fill in the fields and click Calculate to see results.
Tips & Best Practices
- Direct sow after the last frost when soil reaches 65°F.
- One or two plants are usually enough for a family — zucchini is very productive.
- Harvest at 6–8 inches for best flavor and texture.
- Watch for squash vine borers — a common pest in eastern states.