One of the best tools that you have as gardeners to help us estimate 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 San Anselmo should be looked at to estimate when you can plant violets.

Planting Calendar for Violets

Frost tolerance for violets:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Violets do well in moderate cold which tells us that you can get them planted earlier than more sensitive plants.

The earliest that you can plant violets in San Anselmo is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant violets and expect a good harvest is probably October. You probably don't want to wait any later than that or else your violets may not have a chance to fully mature. Starting your violets indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in San Anselmo. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for San Anselmo is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in San Anselmo you get surprised by a frost after February 15 so always be ready to cover your violets in the event of one of those late frosts.

USDA Zone Info for San Anselmo

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 San Anselmo

You may be interested in your other planting guides for San Anselmo.