When can I plant Romanesco in Genoa, IL

Before planting it is a good idea to find our USDA Zone info to estimate our garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for our area.

In Genoa you can estimate when it's possible to plant romanesco by reviewing the USDA zone info.


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 do ok in mild cold which means that you can plant them a little bit earlier in the year 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 Genoa 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 romanesco and expect a good harvest is probably September. You probably don't want to wait any later than that or else your romanesco may not have a chance to fully mature. You can get started a few weeks earlier by starting your romanesco indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Genoa. It might get as low as -15°F during the coldest months of winter.

It's important to remember that USDA zone info for Genoa may not be accurate from year to year and our actual date of last frost changes from year to year. Half of the time in Genoa last frost occurs after April 15 so just be sure to be ready to protect your romanesco if we have a surprise late frost.

USDA Zone Info for Genoa

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-15°F
Highest Expected Low-10°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 -10°F.

Plants to Grow in Genoa

You may be interested in our other planting guides for Genoa.