When can I plant Cauliflower in Zone 8a

The USDA Zone info is a great tool for gardeners to help us determine our gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

You can estimate when you can plant cauliflower in Zone 8a by checking out the USDA zone info.


Planting Calendar for Cauliflower

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

You can plant cauliflower a little earlier in the year because they do well in moderate cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant cauliflower
Possibly ok, but a risky time to plant cauliflower
Probably not a good time to plant cauliflower

The earliest that you can plant cauliflower in Zone 8a 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 few weeks earlier.

Last Frost Date

In Zone 8a the average date of last frost happens on March 15. In the coldest months of winter we can expect an average low temperature of 10°F.

Keep in mind that USDA zone info for Zone 8a is not always accurate and our actual date of last frost changes from year to year. Since half of the time in Zone 8a it frosts late in the year after March 15 be ready to cover your cauliflower if we have a late frost.

USDA Zone Info for Zone 8a

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)March 15
Average Date of First Frost (fall)November 15
Lowest Expected Low10°F
Highest Expected Low15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Zone 8a

You may be interested in our other planting guides for Zone 8a.