Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of determining when to plant stevia is to examine the USDA zone info for Posen.

Planting Calendar for Stevia

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

You should not plant stevia until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant stevia in Posen 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 couple of weeks earlier by starting your stevia indoors.

Last Frost Date

The average date of last frost is April 15 in Posen. In the coldest months of winter you should expect an average low temperature of -10°F.

Remember that USDA zone info for Posen is just an average and the actual date of last frost is different every year. Half of the time in Posen you get a frost after April 15 so make sure that you are ready to cover your stevia in the event of a late frost.

USDA Zone Info for Posen

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 Posen

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