One of the best tools that you have as gardeners to help us estimate 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.

You will be able to figure out when it's the best time to plant cauliflower by using the USDA zone info for Victoria.

Planting Calendar for Cauliflower

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

You can plant cauliflower a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant cauliflower in Victoria 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 fully mature. Starting your cauliflower indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Victoria the average date of last frost happens on February 15. In the coldest months of winter you can expect an average low temperature of 20°F.

Keep in mind that USDA zone info for Victoria is not always accurate and the actual date of last frost changes from year to year. Half of the time in Victoria you get a frost after February 15 so just be sure to be ready to cover your cauliflower in the event of a surprise late frost.

USDA Zone Info for Victoria

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 Victoria

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