Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to estimate when it's possible to plant zucchini by using the USDA zone info for Barnwell.

Planting Calendar for Zucchini

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

Zucchini do not do well in cold weather which tells us that it's necessary to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant zucchini in Barnwell 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. If you wait any later than that and your zucchini may not have a chance to fully mature. You can get started a few weeks earlier by starting your zucchini indoors.

Last Frost Date

On average all chance of frost has passed is on March 15 in Barnwell. It might get as low as 10°F during the coldest months of winter.

Since the USDA zone info for Barnwell may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Barnwell there is a last frost after March 15 so make sure that you are prepared to cover your zucchini if you have one of those late frosts.

USDA Zone Info for Barnwell

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Barnwell

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