One of the best tools that you have as gardeners to help us determine 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.

By referring to the USDA zone info for Pinckneyville it's a good idea to determine when it's possible to plant squash.

Planting Calendar for Squash

Frost tolerance for squash:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Squash require warm weather which means that it is important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant squash in Pinckneyville 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 squash and expect a good harvest is probably August. If you wait any later than that and your squash may not have a chance to fully mature. Starting your squash indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Pinckneyville. In the coldest months of winter you should expect an average low temperature of -5°F.

Since the USDA zone info for Pinckneyville is an average the actual date of last frost is different every year. Half of the time in Pinckneyville you get surprised by a frost after April 15 so always be ready to protect your squash in the event of one of those late frosts.

USDA Zone Info for Pinckneyville

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

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

Plants to Grow in Pinckneyville

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