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

The earliest that you can plant purple rock cress in Valdosta can be figured out by referring to the USDA zone info.

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.

Purple Rock Cress are very cold tolerant which means that you can get them planted much earlier than other plants that might not handle the cold.

The earliest that you can plant purple rock cress in Valdosta 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. You probably don't want to wait any later than that or else your purple rock cress may not have a chance to grow to maturity. If you are starting your purple rock cress indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Valdosta. You can expect an average low temperature of 15°F in the coldest months of winter.

It's important to remember that USDA zone info for Valdosta may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Valdosta you get surprised by a frost after March 15 so make sure that you are prepared to cover your purple rock cress in the event of a late frost.

USDA Zone Info for Valdosta

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 Valdosta

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