Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Mebane you can estimate when you can plant purple rock cress 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 do well in cold which means that you can plant them much earlier than more sensitive plants.

The earliest that you can plant purple rock cress in Mebane 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. Any later than that and your purple rock cress may not have a chance to really do well. You can get started a few weeks earlier by starting your purple rock cress indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Mebane. You should expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Mebane is not always accurate the actual date of last frost is different every year. Since half of the time in Mebane there is a last frost after April 15 be ready to protect your purple rock cress if you have a surprise late frost.

USDA Zone Info for Mebane

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Mebane

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