One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Shasta Lake can be used to estimate when you can plant salvia.

Planting Calendar for Salvia

Frost tolerance for salvia:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Since salvia are one of those plants that can tolerate a tiny bit of cold weather you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant salvia in Shasta Lake is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant salvia and expect a good harvest is probably September. You probably don't want to wait any later than that or else your salvia may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your salvia indoors.

Last Frost Date

The average date of last frost is February 15 in Shasta Lake. You should expect an average low temperature of 25°F in the coldest months of winter.

It's important to remember that USDA zone info for Shasta Lake is an average and the actual date of last frost is different every year. Since half of the time in Shasta Lake you get surprised by a frost after February 15 be ready to cover your salvia if you have a late frost.

USDA Zone Info for Shasta Lake

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 Shasta Lake

You may be interested in your other planting guides for Shasta Lake.