Before planting it is a good idea to find your USDA Zone info to figure out your garden 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 determining when you can plant cauliflower is to look at the USDA zone info for Gardena.

Planting Calendar for Cauliflower

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

Cauliflower do well in mild cold which means that you can plant them a little bit earlier in the year than more sensitive plants.

The earliest that you can plant cauliflower in Gardena 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. You probably don't want to wait any later than that or else your cauliflower may not have a chance to grow to maturity. Starting your cauliflower indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is January 31 in Gardena. In the coldest months of winter you can expect an average low temperature of 35°F.

Since the USDA zone info for Gardena is an average the actual date of last frost will vary from year to year. Half of the time in Gardena last frost occurs after January 31 so make sure that you are prepared to protect your cauliflower if you have a late frost.

USDA Zone Info for Gardena

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Gardena

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