The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant lavender cotton in San Anselmo should be determined by looking at the USDA zone info.

Planting Calendar for Lavender Cotton

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

Lavender Cotton do ok in a bit of cold which means that you can plant them earlier in the year than other frost tender plants.

The earliest that you can plant lavender cotton 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 lavender cotton and expect a good harvest is probably October. Any later than that and your lavender cotton may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your lavender cotton 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.

Keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for San Anselmo and it is different every year. Half of the time in San Anselmo you get surprised by a frost after February 15 so always be ready to protect your lavender cotton if you have a surprise late frost.

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.