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 USDA zone info for Marianna can be looked at to figure out when it's a good idea to plant stevia.

Planting Calendar for Stevia

Frost tolerance for stevia:	Not tolerant of frost.
When to plant:	After the last frost.

It's a bad idea to plant stevia until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant stevia in Marianna 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. You probably don't want to wait any later than that or else your stevia may not have a chance to fully mature. You can get started a few weeks earlier by starting your stevia indoors.

Last Frost Date

The average date of last frost is March 15 in Marianna. You should expect an average low temperature of 15°F in the coldest months of winter.

Remember that USDA zone info for Marianna is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Marianna you get a frost after March 15 be ready to protect your stevia in the event of one of those late frosts.

USDA Zone Info for Marianna

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Marianna

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