One of the first steps you take when you are determining 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.

The first opportunity to plant stevia in Harriman can be figured out by looking at the USDA zone info.

Planting Calendar for Stevia

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

Since stevia require warm weather it is important to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant stevia in Harriman 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 fully mature. You can get started a few weeks earlier by starting your stevia indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Harriman. You can expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Harriman may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Harriman there is a last frost after April 15 be ready to protect your stevia if you have one of those late frosts.

USDA Zone Info for Harriman

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Harriman

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