The USDA Zone info is a great tool for gardeners to help us estimate your gardening 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 getting a good idea when it's the best time to plant stevia is to consult the USDA zone info for Redding.

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 it is important to wait until after the last frost before you can plant them.

The earliest that you can plant stevia in Redding 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 really do well. Starting your stevia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Redding. You should expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Redding is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Redding last frost occurs after February 15 so be sure to be ready to protect your stevia if you have a surprise late frost.

USDA Zone Info for Redding

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Redding

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