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

In Richmond you can determine when you can plant chrysocephalum by reviewing the USDA zone info.

Planting Calendar for Chrysocephalum

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

Since chrysocephalum do not do well in cold weather you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant chrysocephalum in Richmond 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. If you wait any later than that and your chrysocephalum may not have a chance to fully mature. 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

The average date of last frost is January 31 in Richmond. You should expect an average low temperature of 30°F in the coldest months of winter.

Always keep in mind that USDA zone info for Richmond is not always accurate and the actual date of last frost is different every year. Since half of the time in Richmond you get a frost after January 31 be ready to cover your chrysocephalum in the event of a late frost.

USDA Zone Info for Richmond

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 Richmond

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