When to Plant Snap beans in Hiawatha, IA

The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Hiawatha you can determine when it's the best time to 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.

Snap beans do not do well in cold weather which means that you have to wait until it warms up after the last frost has passed before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
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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 Hiawatha 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. You can get started a little bit earlier by starting your snap beans indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Hiawatha. It might get as low as -20°F during the coldest months of winter.

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

USDA Zone Info for Hiawatha

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 Hiawatha

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