When to Plant Pumpkins in South River, NJ

One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to estimate when you can plant pumpkins by checking out the USDA zone info for South River.


Planting Calendar for Pumpkins

Frost tolerance for pumpkins: Not tolerant of frost.
When to plant: After the last frost.

You can not plant pumpkins until after the last frost has passed because they require warm weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant pumpkins
Possibly ok, but a risky time to plant pumpkins
Probably not a good time to plant pumpkins

The earliest that you can plant pumpkins in South River is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant pumpkins and expect a good harvest is probably August. You probably don't want to wait any later than that or else your pumpkins may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your pumpkins indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in South River. You can expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for South River is not always accurate the actual date of last frost is different every year. Half of the time in South River it frosts late in the year after April 15 so be sure to be ready to cover your pumpkins in the event of a late frost.

USDA Zone Info for South River

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low0°F
Highest Expected Low5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in South River

You may be interested in your other planting guides for South River.