One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. 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 figuring out when it's the best time to plant cauliflower is to look at the USDA zone info for Marco Island.

Planting Calendar for Cauliflower

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

Cauliflower are moderately cold tolerant which means that you can plant them earlier than other frost tender plants.

The earliest that you can plant cauliflower in Marco Island 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. You can get started a couple of weeks earlier by starting your cauliflower indoors.

Last Frost Date

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

Since the USDA zone info for Marco Island is just an average the actual date of last frost will vary from year to year. Half of the time in Marco Island you get surprised by a frost after January 31 so make sure that you are ready to protect your cauliflower in the event of a late frost.

USDA Zone Info for Marco Island

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 Marco Island

You may be interested in your other planting guides for Marco Island.