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.

It's a good idea to determine when it's possible to plant stoneseed by reviewing the USDA zone info for Port Royal.

Planting Calendar for Stoneseed

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

It's a bad idea to plant stoneseed until after the last frost because they do not do well in cold weather.

The earliest that you can plant stoneseed in Port Royal 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 stoneseed and expect a good harvest is probably August. Any later than that and your stoneseed may not have a chance to really do well. You can get started a little bit earlier by starting your stoneseed indoors.

Last Frost Date

The average date of last frost is March 15 in Port Royal. In the coldest months of winter you should expect an average low temperature of 15°F.

Remember that USDA zone info for Port Royal is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Port Royal there is a last frost after March 15 be ready to cover your stoneseed in the event of a late frost.

USDA Zone Info for Port Royal

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 Port Royal

You may be interested in your other planting guides for Port Royal.