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.

You should be able to figure out when it's possible to plant cauliflower by referring to the USDA zone info for Hanahan.

Planting Calendar for Cauliflower

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

Cauliflower are one of those plants that can tolerate a little bit of cold weather which means that you can start planting them earlier than plants that are more sensitive to the cold.

The earliest that you can plant cauliflower in Hanahan 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 cauliflower and expect a good harvest is probably September. Any later than that and your cauliflower may not have a chance to really do well. 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 March 15 in Hanahan. It might get as low as 15°F during the coldest months of winter.

Keep in mind that USDA zone info for Hanahan is not always accurate and the actual date of last frost is different every year. Half of the time in Hanahan there is a last frost after March 15 so make sure that you are ready to protect your cauliflower in the event of a surprise late frost.

USDA Zone Info for Hanahan

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Hanahan

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