One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. 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 Falls Church should be reffered to in order to figure out when it's possible to plant arabis.

Planting Calendar for Arabis

Frost tolerance for arabis:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since arabis do well in cold you can plant them much earlier in the year than other plants that might not handle the cold.

The earliest that you can plant arabis in Falls Church 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 arabis and expect a good harvest is probably September. You probably don't want to wait any later than that or else your arabis may not have a chance to fully mature. Starting your arabis indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Falls Church the average date of last frost happens on April 15. You can expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Falls Church is just an average the actual date of last frost is different every year. Since half of the time in Falls Church you get a frost after April 15 be ready to protect your arabis if you have one of those late frosts.

USDA Zone Info for Falls Church

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 Falls Church

You may be interested in your other planting guides for Falls Church.