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.

The first opportunity to plant stoneseed in Lewistown should be estimated by looking at the USDA zone info.

Planting Calendar for Stoneseed

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

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

The earliest that you can plant stoneseed in Lewistown 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 stoneseed and expect a good harvest is probably August. Any later than that and your stoneseed may not have a chance to really do well. If you are starting your stoneseed indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Lewistown. You should expect an average low temperature of -5°F in the coldest months of winter.

Remember that USDA zone info for Lewistown may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Lewistown last frost occurs after April 15 so make sure that you are ready to protect your stoneseed if you have a late frost.

USDA Zone Info for Lewistown

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Lewistown

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