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

By looking at the USDA zone info for San Anselmo you should be able to estimate when to plant sanvitalia.

Planting Calendar for Sanvitalia

Frost tolerance for sanvitalia:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Since sanvitalia are one of those plants that can tolerate a tiny bit of cold weather you can plant them slightly earlier in the year than other plants that might not handle the cold.

The earliest that you can plant sanvitalia in San Anselmo 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 sanvitalia and expect a good harvest is probably September. Any later than that and your sanvitalia may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your sanvitalia indoors.

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.

Keep in mind that USDA zone info for San Anselmo is not always accurate and the actual date of last frost is different every year. Since half of the time in San Anselmo it frosts late in the year after February 15 be ready to cover your sanvitalia in the event of 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.