One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In San Anselmo you can estimate when you can plant caladium by reviewing the USDA zone info.

Planting Calendar for Caladium

Frost tolerance for caladium:	Not tolerant of frost.
When to plant:	After the last frost has passed.

You should not plant caladium until after the last frost has passed because they require warm weather.

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

The last month that you can plant caladium and expect a good harvest is probably September. Any later than that and your caladium may not have a chance to fully mature. If you are starting your caladium indoors then you might be able to get away with starting them a couple of weeks 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 just an average the actual date of last frost changes from year to year. Half of the time in San Anselmo you get a frost after February 15 so make sure that you are prepared to cover your caladium 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.