One of the first steps you take when you are getting a good idea 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.

The first opportunity to plant garden cress in Richmond can be figured out by reviewing the USDA zone info.

Planting Calendar for Garden cress

Frost tolerance for garden cress:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since garden cress are not cold tolerant it's necessary to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant garden cress in Richmond 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 garden cress and expect a good harvest is probably August. Any later than that and your garden cress may not have a chance to really do well. Starting your garden cress 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 Richmond. You should expect an average low temperature of -10°F in the coldest months of winter.

It's important to remember that USDA zone info for Richmond may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Richmond you get a frost after April 15 so always be ready to protect your garden cress in the event of one of those late frosts.

USDA Zone Info for Richmond

Here is the info for USDA Zone 6a.

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

Plants to Grow in Richmond

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