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.

By using the USDA zone info for Augusta you should be able to determine when you can plant hardy hibiscus.

Planting Calendar for Hardy Hibiscus

Frost tolerance for hardy hibiscus:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since hardy hibiscus do well in cold you can plant them quite a bit earlier in the year than more sensitive plants.

The earliest that you can plant hardy hibiscus in Augusta is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant hardy hibiscus and expect a good harvest is probably September. You probably don't want to wait any later than that or else your hardy hibiscus may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your hardy hibiscus indoors.

Last Frost Date

The average date of last frost is April 15 in Augusta. You can expect an average low temperature of -5°F in the coldest months of winter.

It's important to remember that USDA zone info for Augusta is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Augusta you get a frost after April 15 be ready to protect your hardy hibiscus if you have a late frost.

USDA Zone Info for Augusta

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 Augusta

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