The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Martinsville can be reffered to in order to estimate when you can plant crossandra.

Planting Calendar for Crossandra

Frost tolerance for crossandra:	Not tolerant of frost.
When to plant:	After the last frost.

Crossandra are not cold tolerant which means that you need to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant crossandra in Martinsville is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant crossandra and expect a good harvest is probably August. Any later than that and your crossandra may not have a chance to fully mature. Starting your crossandra indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Martinsville. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Martinsville is just an average the actual date of last frost changes from year to year. Half of the time in Martinsville you get surprised by a frost after April 15 so always be ready to protect your crossandra in the event of a late frost.

USDA Zone Info for Martinsville

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Martinsville

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