The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant hibiscus in Pinckneyville can be figured out by checking out the USDA zone info.

Planting Calendar for Hibiscus

Frost tolerance for hibiscus:	Not tolerant of frost.
When to plant:	After the last frost has passed.

You really shouldn't plant hibiscus until after the last frost because they are not cold tolerant.

The earliest that you can plant hibiscus 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 hibiscus and expect a good harvest is probably August. Any later than that and your hibiscus may not have a chance to really do well. You can get started a few weeks earlier by starting your hibiscus indoors.

Last Frost Date

The average date of last frost is April 15 in Pinckneyville. It might get as low as -5°F during the coldest months of winter.

Always keep in mind that USDA zone info for Pinckneyville is just an average and the actual date of last frost is different every year. Since half of the time in Pinckneyville last frost occurs after April 15 be ready to protect your hibiscus in the event of a late frost.

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.