When can I plant Romanesco in Zone 13a

One of the first steps we take when we are making a decision about our gardening schedule is find our USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for our area.

A common way of figuring out when to plant romanesco is to look at the USDA zone info for Zone 13a.


Planting Calendar for Romanesco

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

Romanesco are moderately cold tolerant which tells us that you can plant them earlier than plants that are more sensitive to the cold.

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

The earliest that you can plant romanesco in Zone 13a 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 romanesco and expect a good harvest is probably November. Any later than that and your romanesco may not have a chance to grow to maturity. Starting your romanesco indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Zone 13a it never frosts. We can expect an average low temperature of 60°F in the coldest months of winter.

Always keep in mind that USDA zone info for Zone 13a is an average and our actual date of last frost can change quite a bit from year to year. Since it never frosts in Zone 13a you do not have to be ready to protect your romanesco in the event of a surprise late frost.

USDA Zone Info for Zone 13a

Here is the info for USDA Zone 13a.

Average Date of Last Frost (spring)Never
Average Date of First Frost (fall)Never
Lowest Expected Low60°F
Highest Expected Low65°F

This means that on a really cold year, the coldest it will get is 60°F. On most years you should be prepared to experience lows near 65°F.

Plants to Grow in Zone 13a

You may be interested in our other planting guides for Zone 13a.