The USDA Zone info is a great tool for gardeners to help us figure out 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.

By referring to the USDA zone info for Richmond it's a good idea to determine when to plant corn salad.

Planting Calendar for Corn salad

Frost tolerance for corn salad:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Corn salad require warm weather which tells us that it is necessary to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant corn salad in Richmond is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant corn salad and expect a good harvest is probably September. You probably don't want to wait any later than that or else your corn salad may not have a chance to grow to maturity. If you are starting your corn salad indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Richmond the average date of last frost happens on February 15. You can expect an average low temperature of 20°F in the coldest months of winter.

Since the USDA zone info for Richmond is just an average the actual date of last frost will vary from year to year. Half of the time in Richmond there is a last frost after February 15 so make sure that you are ready to protect your corn salad in the event of one of those late frosts.

USDA Zone Info for Richmond

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Richmond

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