Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. 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 snap beans in Frederick should be estimated by reviewing the USDA zone info.

Planting Calendar for Snap beans

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

It's probably a bad idea to plant snap beans until after the last frost has passed because they require warm weather.

The earliest that you can plant snap beans in Frederick 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 snap beans and expect a good harvest is probably August. You probably don't want to wait any later than that or else your snap beans may not have a chance to grow to maturity. If you are starting your snap beans indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Frederick. It might get as low as -5°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Frederick is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Frederick you get surprised by a frost after April 15 so make sure that you are prepared to cover your snap beans in the event of a surprise late frost.

USDA Zone Info for Frederick

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Frederick

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