One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Shafter you can estimate when you can plant celosia 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 when the weather gets warmer.

Since celosia are not cold tolerant you have to wait until after the last frost has passed before you can plant them.

The earliest that you can plant celosia in Shafter 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. If you wait any later than that and your celosia may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your celosia indoors.

Last Frost Date

The average date of last frost is February 15 in Shafter. In the coldest months of winter you should expect an average low temperature of 20°F.

It's important to remember that USDA zone info for Shafter is just an average and the actual date of last frost will vary from year to year. Half of the time in Shafter there is a last frost after February 15 so make sure that you are ready to protect your celosia if you have a late frost.

USDA Zone Info for Shafter

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Shafter

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