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 way of making a decision about when it's a good idea to plant stevia is to use the USDA zone info for Prosper.

Planting Calendar for Stevia

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

Stevia are not cold tolerant which means that you need to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant stevia in Prosper 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. Any later than that and your stevia may not have a chance to really do well. Starting your stevia indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Prosper the average date of last frost happens on March 15. In the coldest months of winter you should expect an average low temperature of 10°F.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Prosper and it is different every year. Half of the time in Prosper last frost occurs after March 15 so be sure to be ready to cover your stevia in the event of one of those late frosts.

USDA Zone Info for Prosper

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Prosper

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