When can I plant Fennel in East Peoria, IL

One of the best tools that we have as gardeners to help us figure out our gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for our area.

The USDA zone info for East Peoria can be reffered to in order to determine when you can plant fennel.


Planting Calendar for Fennel

Frost tolerance for fennel: Very tolerant of frost.
When you should plant them: Up to 7 weeks before last frost.

Since fennel are very cold tolerant you can plant them much earlier in the year than other frost tender plants.

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

The earliest that you can plant fennel in East Peoria 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 fennel and expect a good harvest is probably September. You probably don't want to wait any later than that or else your fennel may not have a chance to really do well. You can get started a little bit earlier by starting your fennel indoors.

Last Frost Date

The average date of last frost is April 15 in East Peoria. In the coldest months of winter we should expect an average low temperature of -15°F.

Since the USDA zone info for East Peoria may not be accurate from year to year our actual date of last frost will vary from year to year. Since half of the time in East Peoria last frost occurs after April 15 be ready to cover your fennel in the event of a late frost.

USDA Zone Info for East Peoria

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 East Peoria

You may be interested in our other planting guides for East Peoria.