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

A common way of determining when it's possible to plant celosia is to consult the USDA zone info for Rancho Palos Verdes.

Planting Calendar for Celosia

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

It's probably not a good idea to plant celosia until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant celosia in Rancho Palos Verdes 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 celosia and expect a good harvest is probably September. Any later than that and your celosia may not have a chance to fully mature. Starting your celosia indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Rancho Palos Verdes the average date of last frost happens on January 31. It might get as low as 35°F during the coldest months of winter.

Remember that USDA zone info for Rancho Palos Verdes is not always accurate and the actual date of last frost is different every year. Since half of the time in Rancho Palos Verdes there is a last frost after January 31 be ready to cover your celosia in the event of a late frost.

USDA Zone Info for Rancho Palos Verdes

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Rancho Palos Verdes

You may be interested in your other planting guides for Rancho Palos Verdes.