Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Ripon you can estimate when it's a good idea to plant salvia by reviewing the USDA zone info.

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 barely cold tolerant which means that you can start planting them slightly earlier than plants that are more sensitive to the cold.

The earliest that you can plant salvia in Ripon 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. Any later than that and your salvia may not have a chance to fully mature. Starting your salvia indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Ripon the average date of last frost happens on February 15. In the coldest months of winter you should expect an average low temperature of 25°F.

Since the USDA zone info for Ripon is just an average the actual date of last frost will vary from year to year. Since half of the time in Ripon it frosts late in the year after February 15 be ready to protect your salvia if you have a surprise late frost.

USDA Zone Info for Ripon

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 Ripon

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