One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to figure out when to plant string beans by using the USDA zone info for Manitowoc.

Planting Calendar for String beans

Frost tolerance for string beans:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's probably a bad idea to plant string beans until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant string beans in Manitowoc 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 string beans and expect a good harvest is probably August. Any later than that and your string beans may not have a chance to really do well. Starting your string beans indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Manitowoc 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.

Since the USDA zone info for Manitowoc may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Manitowoc it frosts late in the year after April 15 so just be sure to be ready to protect your string beans if you have one of those late frosts.

USDA Zone Info for Manitowoc

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 Manitowoc

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