When to Plant Snap beans in Rochester, NH

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.

In Rochester you can estimate when you can plant snap beans by referring to 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.

Since snap beans require warm weather it is important to wait until after the last frost when the weather gets warmer before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant snap beans
Possibly ok, but a risky time to plant snap beans
Probably not a good time to plant snap beans

The earliest that you can plant snap beans in Rochester 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 fully mature. If you are starting your snap beans indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

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

Keep in mind that USDA zone info for Rochester may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Rochester you get a frost after April 15 be ready to protect your snap beans if you have one of those late frosts.

USDA Zone Info for Rochester

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Rochester

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