One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant runner beans in Spirit Lake should be estimated 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.

It's probably not a good idea to plant runner beans until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant runner beans in Spirit Lake 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 really do well. If you are starting your runner beans indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Spirit Lake the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -20°F.

Remember that USDA zone info for Spirit Lake is just an average and the actual date of last frost is different every year. Half of the time in Spirit Lake last frost occurs after April 15 so make sure that you are prepared to cover your runner beans if you have one of those late frosts.

USDA Zone Info for Spirit Lake

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 Spirit Lake

You may be interested in your other planting guides for Spirit Lake.