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.

The USDA zone info for Winters can be read to estimate when it's the best time to plant celosia.

Planting Calendar for Celosia

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

Celosia do not do well in cold weather which means that you need to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant celosia in Winters 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 celosia and expect a good harvest is probably September. Any later than that and your celosia may not have a chance to grow to maturity. Starting your celosia 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 Winters. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Winters is not always accurate the actual date of last frost is different every year. Since half of the time in Winters it frosts late in the year after February 15 be ready to protect your celosia in the event of a late frost.

USDA Zone Info for Winters

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 Winters

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