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.

You will be able to estimate when it's the best time to plant celosia by referring to the USDA zone info for Loma Linda.

Planting Calendar for Celosia

Frost tolerance for celosia:	Not tolerant of frost.
When to plant:	After all chance of 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 do not do well in cold weather.

The earliest that you can plant celosia in Loma Linda 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. 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 Loma Linda. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Loma Linda is just an average the actual date of last frost is different every year. Half of the time in Loma Linda you get a frost after February 15 so make sure that you are prepared to cover your celosia in the event of one of those late frosts.

USDA Zone Info for Loma Linda

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 Loma Linda

You may be interested in your other planting guides for Loma Linda.