The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of estimating when it's a good idea to plant celery is to check out the USDA zone info for Duarte.

Planting Calendar for Celery

Frost tolerance for celery:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Celery are barely cold tolerant which tells us that you can get them planted just a bit earlier than other plants that might not handle the cold.

The earliest that you can plant celery in Duarte 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 celery and expect a good harvest is probably September. Any later than that and your celery may not have a chance to fully mature. You can get started a little bit earlier by starting your celery indoors.

Last Frost Date

The average date of last frost is January 31 in Duarte. In the coldest months of winter you can expect an average low temperature of 30°F.

Since the USDA zone info for Duarte is an average the actual date of last frost will vary from year to year. Half of the time in Duarte you get a frost after January 31 so be sure to be ready to protect your celery in the event of a late frost.

USDA Zone Info for Duarte

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Duarte

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