One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can estimate when it's possible to plant arabis in San Anselmo by referring to the USDA zone info.

Planting Calendar for Arabis

Frost tolerance for arabis:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Arabis are one of those plants that can tolerate quite a bit of cold weather which tells us that you can get them planted much earlier than more sensitive plants.

The earliest that you can plant arabis 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 arabis and expect a good harvest is probably October. Any later than that and your arabis may not have a chance to really do well. You can get started a little bit earlier by starting your arabis indoors.

Last Frost Date

The average date of last frost is February 15 in San Anselmo. In the coldest months of winter you should expect an average low temperature of 25°F.

Always keep in mind that USDA zone info for San Anselmo is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in San Anselmo you get a frost after February 15 so just be sure to be ready to protect your arabis if you have 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.