One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of estimating when it's the best time to plant purple rock cress is to check out the USDA zone info for Carolina Beach.

Planting Calendar for Purple Rock Cress

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

You can plant purple rock cress earlier in the year because they are very cold tolerant.

The earliest that you can plant purple rock cress in Carolina Beach 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 purple rock cress and expect a good harvest is probably September. If you wait any later than that and your purple rock cress may not have a chance to fully mature. You can get started a few weeks earlier by starting your purple rock cress indoors.

Last Frost Date

The average date of last frost is March 15 in Carolina Beach. It might get as low as 10°F during the coldest months of winter.

Keep in mind that USDA zone info for Carolina Beach is an average and the actual date of last frost is different every year. Since half of the time in Carolina Beach there is a last frost after March 15 be ready to cover your purple rock cress if you have a surprise late frost.

USDA Zone Info for Carolina Beach

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Carolina Beach

You may be interested in your other planting guides for Carolina Beach.