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

By using the USDA zone info for Chisholm you will be able to determine when it's possible to plant stoneseed.

Planting Calendar for Stoneseed

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

You should not plant stoneseed until after the last frost because they require warm weather.

The earliest that you can plant stoneseed in Chisholm 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 stoneseed and expect a good harvest is probably August. You probably don't want to wait any later than that or else your stoneseed may not have a chance to grow to maturity. Starting your stoneseed indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on May 15 in Chisholm. It might get as low as -35°F during the coldest months of winter.

Since the USDA zone info for Chisholm is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Chisholm it frosts late in the year after May 15 so always be ready to cover your stoneseed in the event of a late frost.

USDA Zone Info for Chisholm

Here is the info for USDA Zone 3b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-35°F
Highest Expected Low	-30°F

This means that on a really cold year, the coldest it will get is -35°F. On most years you should be prepared to experience lows near -30°F.

Plants to Grow in Chisholm

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