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.

A common way of figuring out when it's possible to plant rock cress is to examine the USDA zone info for Green Cove Springs.

Planting Calendar for Rock Cress

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

Rock Cress are very cold tolerant which tells us that you can get them planted much earlier than more sensitive plants.

The earliest that you can plant rock cress in Green Cove Springs is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant rock cress and expect a good harvest is probably October. If you wait any later than that and your rock cress may not have a chance to really do well. Starting your rock cress indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Green Cove Springs the average date of last frost happens on February 15. You should expect an average low temperature of 20°F in the coldest months of winter.

Remember that USDA zone info for Green Cove Springs 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 Green Cove Springs you get a frost after February 15 be ready to cover your rock cress if you have a surprise late frost.

USDA Zone Info for Green Cove Springs

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Green Cove Springs

You may be interested in your other planting guides for Green Cove Springs.