When to Plant String beans in Hugo, MN

Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant string beans in Hugo should be figured out by reviewing the USDA zone info.

Create beautiful hand-made plants at forever-plants.com

Planting Calendar for String beans

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

Since string beans do not do well in cold weather you have to wait until after the last frost when the weather gets warmer before you can plant them.

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

The earliest that you can plant string beans in Hugo is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant string beans and expect a good harvest is probably August. If you wait any later than that and your string beans may not have a chance to grow to maturity. Starting your string beans indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on May 15 in Hugo. It might get as low as -25°F during the coldest months of winter.

Always keep in mind that USDA zone info for Hugo may not be accurate from year to year and the actual date of last frost changes from year to year. Since half of the time in Hugo it frosts late in the year after May 15 be ready to cover your string beans in the event of a surprise late frost.

USDA Zone Info for Hugo

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-25°F
Highest Expected Low-20°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 -20°F.

Plants to Grow in Hugo

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