The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. 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 stevia in Boonville should be estimated by checking out the USDA zone info.

Planting Calendar for Stevia

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

It's probably not a good idea to plant stevia until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant stevia in Boonville 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 stevia and expect a good harvest is probably August. If you wait any later than that and your stevia may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your stevia indoors.

Last Frost Date

The average date of last frost is April 15 in Boonville. It might get as low as -10°F during the coldest months of winter.

Always keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Boonville and it can change quite a bit from year to year. Half of the time in Boonville it frosts late in the year after April 15 so be sure to be ready to cover your stevia in the event of a late frost.

USDA Zone Info for Boonville

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Boonville

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