One of the first steps you take when you are figuring out 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.

You should be able to estimate when to plant snap beans by looking at the USDA zone info for Fairfax.

Planting Calendar for Snap beans

Frost tolerance for snap beans:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's a bad idea to plant snap beans until after all chance of frost has passed because they do not do well in cold weather.

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

Last Frost Date

In Fairfax the average date of last frost happens on February 15. In the coldest months of winter you should expect an average low temperature of 25°F.

Since the USDA zone info for Fairfax is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Fairfax you get surprised by a frost after February 15 so make sure that you are prepared to cover your snap beans if you have one of those late frosts.

USDA Zone Info for Fairfax

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Fairfax

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