Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Isle of Palms you can estimate when it's the best time to plant gayfeather by using the USDA zone info.

Planting Calendar for Gayfeather

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

Gayfeather can survive in a bit of cold which means that you can plant them earlier in the year than other frost tender plants.

The earliest that you can plant gayfeather in Isle of Palms 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 gayfeather and expect a good harvest is probably September. Any later than that and your gayfeather may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your gayfeather indoors.

Last Frost Date

In Isle of Palms the average date of last frost happens on March 15. You can expect an average low temperature of 15°F in the coldest months of winter.

Always keep in mind that USDA zone info for Isle of Palms is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Isle of Palms it frosts late in the year after March 15 so make sure that you are ready to protect your gayfeather if you have a surprise late frost.

USDA Zone Info for Isle of Palms

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 Isle of Palms

You may be interested in your other planting guides for Isle of Palms.