One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You will be able to figure out when to plant stevia by looking at the USDA zone info for Wharton.

Planting Calendar for Stevia

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

Since stevia are not cold tolerant it's important to wait until after the last frost before you can plant them.

The earliest that you can plant stevia in Wharton is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant stevia and expect a good harvest is probably September. Any later than that and your stevia may not have a chance to grow to maturity. If you are starting your stevia 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 February 15 in Wharton. In the coldest months of winter you should expect an average low temperature of 20°F.

Since the USDA zone info for Wharton is an average the actual date of last frost will vary from year to year. Half of the time in Wharton it frosts late in the year after February 15 so always be ready to cover your stevia if you have one of those late frosts.

USDA Zone Info for Wharton

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Wharton

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