Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant chrysocephalum in Poway should be determined by using the USDA zone info.

Planting Calendar for Chrysocephalum

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

Since chrysocephalum require warm weather it's important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant chrysocephalum in Poway 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. Starting your chrysocephalum indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Poway. It might get as low as 25°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Poway may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Poway last frost occurs after February 15 so just be sure to be ready to cover your chrysocephalum in the event of one of those late frosts.

USDA Zone Info for Poway

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 Poway

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