One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of figuring out when to plant cauliflower is to check out the USDA zone info for Loomis.

Planting Calendar for Cauliflower

Frost tolerance for cauliflower:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Cauliflower do ok in mild cold which tells us that you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant cauliflower in Loomis 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 cauliflower and expect a good harvest is probably October. Any later than that and your cauliflower may not have a chance to really do well. If you are starting your cauliflower indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost is on February 15 in Loomis. In the coldest months of winter you can expect an average low temperature of 25°F.

It's important to remember that USDA zone info for Loomis may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Loomis you get a frost after February 15 be ready to cover your cauliflower if you have a late frost.

USDA Zone Info for Loomis

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 Loomis

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