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

You will be able to figure out when you can plant chrysocephalum by reviewing the USDA zone info for Placerville.

Planting Calendar for Chrysocephalum

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

It's not a good idea to plant chrysocephalum until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant chrysocephalum in Placerville 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 chrysocephalum and expect a good harvest is probably September. If you wait any later than that and your chrysocephalum may not have a chance to fully mature. You can get started a little bit earlier by starting your chrysocephalum indoors.

Last Frost Date

The average date of last frost is February 15 in Placerville. In the coldest months of winter you can expect an average low temperature of 20°F.

Remember that USDA zone info for Placerville 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 Placerville you get a frost after February 15 so make sure that you are prepared to cover your chrysocephalum in the event of a late frost.

USDA Zone Info for Placerville

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Placerville

You may be interested in your other planting guides for Placerville.