One of the best tools that you have as gardeners to help us figure out 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.

The first chance to plant pincushion flower in Isle of Palms should be determined by referring to the USDA zone info.

Planting Calendar for Pincushion Flower

Frost tolerance for pincushion flower:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Pincushion Flower are moderately cold tolerant which tells us that you can plant them a little bit earlier than more sensitive plants.

The earliest that you can plant pincushion flower 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 pincushion flower and expect a good harvest is probably September. If you wait any later than that and your pincushion flower may not have a chance to really do well. You can get started a few weeks earlier by starting your pincushion flower 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.

Keep in mind that USDA zone info for Isle of Palms is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Isle of Palms you get a frost after March 15 so make sure that you are ready to cover your pincushion flower if you have one of those late frosts.

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.