One of the first steps you take when you are estimating 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 making a decision about when you can plant purple rock cress is to look at the USDA zone info for Mount Pleasant.

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 much earlier in the year because they do well in cold.

The earliest that you can plant purple rock cress in Mount Pleasant 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. Starting your purple rock cress indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Mount Pleasant. In the coldest months of winter you should expect an average low temperature of 10°F.

Since the USDA zone info for Mount Pleasant may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Mount Pleasant there is a last frost after March 15 so always be ready to cover your purple rock cress in the event of a late frost.

USDA Zone Info for Mount Pleasant

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 Mount Pleasant

You may be interested in your other planting guides for Mount Pleasant.