When can I plant Cauliflower in Zone 2b

The USDA Zone info is a great tool for gardeners to help us estimate our gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for our area.

One way of figuring out when it's possible to plant cauliflower is to check out the USDA zone info for Zone 2b.


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

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 2b is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant cauliflower and expect a good harvest is probably August. You probably don't want to wait any later than that or else your cauliflower may not have a chance to really do well. If you are starting your cauliflower indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Zone 2b. We can expect an average low temperature of -45°F in the coldest months of winter.

Remember that USDA zone info for Zone 2b is just an average and our actual date of last frost can change quite a bit from year to year. Since half of the time in Zone 2b we get surprised by a frost after May 15 be ready to protect your cauliflower in the event of one of those late frosts.

USDA Zone Info for Zone 2b

Here is the info for USDA Zone 2b.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)August 15
Lowest Expected Low-45°F
Highest Expected Low-40°F

This means that on a really cold year, the coldest it will get is -45°F. On most years you should be prepared to experience lows near -40°F.

Plants to Grow in Zone 2b

You may be interested in our other planting guides for Zone 2b.