One of the best tools that you have as gardeners to help us determine 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 can estimate when to plant runner beans in Streamwood by using the USDA zone info.

Planting Calendar for Runner beans

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

Since runner beans are not cold tolerant you must wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant runner beans in Streamwood 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 runner beans and expect a good harvest is probably August. If you wait any later than that and your runner beans may not have a chance to grow to maturity. Starting your runner beans indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Streamwood. It might get as low as -15°F during the coldest months of winter.

Keep in mind that USDA zone info for Streamwood is an average and the actual date of last frost will vary from year to year. Half of the time in Streamwood you get surprised by a frost after April 15 so always be ready to cover your runner beans in the event of one of those late frosts.

USDA Zone Info for Streamwood

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 Streamwood

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