One of the first steps you take when you are figuring out 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.

A way of getting a good idea when it's the best time to plant rock cress is to examine the USDA zone info for Plantation.

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 means that you can get them planted much earlier than more sensitive plants.

The earliest that you can plant rock cress in Plantation 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 fully mature. You can get started a couple of weeks earlier by starting your rock cress indoors.

Last Frost Date

On average the last frost has passed is on January 31 in Plantation. In the coldest months of winter you can expect an average low temperature of 35°F.

It's important to remember that USDA zone info for Plantation is an average and the actual date of last frost is different every year. Half of the time in Plantation you get surprised by a frost after January 31 so make sure that you are prepared to cover your rock cress if you have a late frost.

USDA Zone Info for Plantation

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Plantation

You may be interested in your other planting guides for Plantation.