The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to estimate when to plant stevia by reviewing the USDA zone info for Valley Center.

Planting Calendar for Stevia

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

Since stevia require warm weather you have 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 Valley Center 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 grow to maturity. Starting your stevia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Valley Center the average date of last frost happens on April 15. It might get as low as -5°F during the coldest months of winter.

It's important to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Valley Center and it can change quite a bit from year to year. Half of the time in Valley Center you get surprised by a frost after April 15 so make sure that you are prepared to cover your stevia if you have one of those late frosts.

USDA Zone Info for Valley Center

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Valley Center

You may be interested in your other planting guides for Valley Center.