One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of determining when it's a good idea to plant salvia is to check out the USDA zone info for Redlands.

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.

Salvia are one of those plants that can tolerate a tiny bit of cold weather which tells us that you can plant them slightly earlier than other frost tender plants.

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

Last Frost Date

On average the last frost is on February 15 in Redlands. It might get as low as 25°F during the coldest months of winter.

It's important to remember that USDA zone info for Redlands is not always accurate and the actual date of last frost is different every year. Half of the time in Redlands last frost occurs after February 15 so be sure to be ready to protect your salvia if you have a late frost.

USDA Zone Info for Redlands

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 Redlands

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