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.

A way of making a decision about when it's the best time to plant snap beans is to check out the USDA zone info for Bangor.

Planting Calendar for Snap beans

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

You should not plant snap beans until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant snap beans in Bangor 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. Any later than that and your snap beans may not have a chance to grow to maturity. Starting your snap beans 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 Bangor. In the coldest months of winter you should expect an average low temperature of -20°F.

Keep in mind that USDA zone info for Bangor is an average and the actual date of last frost is different every year. Since half of the time in Bangor you get a frost after April 15 be ready to protect your snap beans in the event of a late frost.

USDA Zone Info for Bangor

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°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 -15°F.

Plants to Grow in Bangor

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