Warm-Season

🎃 When to Plant Pumpkin

Pumpkin grows best at 65–95°F and takes 90–120 days to harvest. Frost-sensitive — wait until all frost danger has passed.

Ideal Temps
65–95°F
Minimum Safe
55°F
Days to Harvest
90–120
Direct Sow
2w after frost
Start Indoors
3w before frost
Frost Risk
⚠️ Sensitive

Planting Season by USDA Zone

Approximate planting windows based on typical last spring frost dates per zone. Dates are estimates — use CanIPlant for a real-time check based on your actual local forecast.

ZoneLast FrostDirect SowTransplant OutStart Indoors
Zone 5May 15May 29May 29Apr 24
Zone 6Apr 15Apr 29Apr 29Mar 25
Zone 7Apr 1Apr 15Apr 15Mar 11
Zone 8Mar 1Mar 15Mar 15Feb 9
Zone 9Feb 1Feb 15Feb 15Jan 11

Growing Tips

Needs long warm season and lots of space.

For the most accurate planting window in your area, CanIPlant checks your real 7-day forecast, active frost alerts, and 30-year climate normals — not just a generic zone map.

Frequently Asked Questions

When should I plant pumpkin?

Plant pumpkin outdoors 2 weeks after last frost. For a head start, start seeds indoors 3 weeks before your area's last frost date.

Is pumpkin frost sensitive?

Yes — Pumpkin is frost-sensitive and will be damaged or killed by temperatures at or below 32°F. Wait until all frost danger has passed and nighttime lows are consistently above 55°F.

What temperature does pumpkin need?

Pumpkin grows best between 65°F and 95°F. It can survive down to 55°F, but growth slows significantly below 65°F. Warm nights are especially important once fruiting begins.

How long does pumpkin take to grow?

Pumpkin typically takes 90–120 days from transplant (or direct sow) to first harvest. This is a long-season crop — start seeds early enough to ensure harvest before your area's first fall frost.

Should I start pumpkin seeds indoors?

Yes — start pumpkin seeds indoors 3 weeks before your area's last expected frost date. This gives seedlings time to develop strong roots before outdoor conditions are ready.

Is it too cold to plant pumpkin?

It is too cold to plant Pumpkin outdoors when nighttime temperatures are falling below 55°F. Pumpkin is frost-sensitive, so a single freeze will kill it — wait until your area's last frost date has passed and nights are reliably above 55°F. Use CanIPlant to check your local 7-day forecast and get a real-time answer for your ZIP code.

Is it too hot to plant pumpkin?

Pumpkin starts to struggle when temperatures climb above 95°F. As a warm-season crop, Pumpkin enjoys heat but can experience blossom drop and reduced fruiting above 100°F. Consistent highs above that level may delay planting until temperatures moderate. CanIPlant checks your local forecast highs to flag this automatically.

Any tips for growing pumpkin?

Needs long warm season and lots of space.

Planting Guides by City

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