The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Yorba Linda you can figure out when it's the best time to plant chrysocephalum by using the USDA zone info.

Planting Calendar for Chrysocephalum

Frost tolerance for chrysocephalum:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's probably not a good idea to plant chrysocephalum until after the last frost because they require warm weather.

The earliest that you can plant chrysocephalum in Yorba Linda 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 chrysocephalum and expect a good harvest is probably September. Any later than that and your chrysocephalum may not have a chance to really do well. If you are starting your chrysocephalum indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Yorba Linda the average date of last frost happens on January 31. In the coldest months of winter you should expect an average low temperature of 30°F.

Since the USDA zone info for Yorba Linda is not always accurate the actual date of last frost changes from year to year. Half of the time in Yorba Linda there is a last frost after January 31 so just be sure to be ready to protect your chrysocephalum if you have one of those late frosts.

USDA Zone Info for Yorba Linda

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Yorba Linda

You may be interested in your other planting guides for Yorba Linda.