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

In Hattiesburg you can determine when to plant hibiscus 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.

It's a bad idea to plant hibiscus until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant hibiscus in Hattiesburg 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. If you wait any later than that and your hibiscus may not have a chance to really do well. If you are starting your hibiscus indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Hattiesburg. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Hattiesburg is just an average the actual date of last frost is different every year. Half of the time in Hattiesburg you get surprised by a frost after March 15 so be sure to be ready to cover your hibiscus in the event of a late frost.

USDA Zone Info for Hattiesburg

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 Low	15°F
Highest Expected Low	20°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 Hattiesburg

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