When to Plant Celosia in Zone 11b

Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant celosia in Zone 11b should be figured out by checking out the USDA zone info.


Planting Calendar for Celosia

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

Celosia are not cold tolerant which means that it's important to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant celosia
Possibly ok, but a risky time to plant celosia
Probably not a good time to plant celosia

The earliest that you can plant celosia in Zone 11b is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant celosia and expect a good harvest is probably November. You probably don't want to wait any later than that or else your celosia may not have a chance to fully mature. If you are starting your celosia indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Zone 11b it never frosts. In the coldest months of winter you should expect an average low temperature of 45°F.

Keep in mind that USDA zone info for Zone 11b may not be accurate from year to year and the actual date of last frost will vary from year to year. Since it never frosts in Zone 11b you do not have to be ready to protect your celosia in the event of a late frost.

USDA Zone Info for Zone 11b

Here is the info for USDA Zone 11b.

Average Date of Last Frost (spring)Never
Average Date of First Frost (fall)Never
Lowest Expected Low45°F
Highest Expected Low50°F

This means that on a really cold year, the coldest it will get is 45°F. On most years you should be prepared to experience lows near 50°F.

Plants to Grow in Zone 11b

You may be interested in your other planting guides for Zone 11b.