One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can determine when to plant tropical hibiscus in Palmetto by reviewing the USDA zone info.

Planting Calendar for Tropical Hibiscus

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

It's probably a bad idea to plant tropical hibiscus until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant tropical hibiscus in Palmetto 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 tropical hibiscus and expect a good harvest is probably August. If you wait any later than that and your tropical hibiscus may not have a chance to really do well. You can get started a couple of weeks earlier by starting your tropical hibiscus indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Palmetto. It might get as low as 5°F during the coldest months of winter.

Remember that USDA zone info for Palmetto is an average and the actual date of last frost changes from year to year. Since half of the time in Palmetto you get a frost after April 15 be ready to cover your tropical hibiscus in the event of a late frost.

USDA Zone Info for Palmetto

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Palmetto

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