When to Plant Zucchini in Summerville, SC

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.

The first chance to plant zucchini in Summerville should be figured out by using the USDA zone info.


Planting Calendar for Zucchini

Frost tolerance for zucchini: Not tolerant of frost.
When to plant: After all chance of frost has passed.

You can not plant zucchini until after the last frost because they are not cold tolerant.

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

The earliest that you can plant zucchini in Summerville 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 zucchini and expect a good harvest is probably August. You probably don't want to wait any later than that or else your zucchini may not have a chance to grow to maturity. Starting your zucchini indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost is on March 15 in Summerville. It might get as low as 15°F during the coldest months of winter.

Always keep in mind that USDA zone info for Summerville may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Summerville there is a last frost after March 15 be ready to cover your zucchini in the event of one of those late frosts.

USDA Zone Info for Summerville

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)March 15
Average Date of First Frost (fall)November 15
Lowest Expected Low15°F
Highest Expected Low20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Summerville

You may be interested in your other planting guides for Summerville.