When to Plant Bells of Ireland in University Park, IL

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

In University Park you can figure out when to plant bells of ireland by checking out the USDA zone info.


Planting Calendar for Bells of Ireland

Frost tolerance for bells of ireland: Tolerant of a very small amount of frost.
When to plant: Up to 3 weeks before last frost.

Since bells of ireland are barely cold tolerant you can plant them slightly earlier in the year than other plants that might not handle the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant bells of ireland
Possibly ok, but a risky time to plant bells of ireland
Probably not a good time to plant bells of ireland

The earliest that you can plant bells of ireland in University Park is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant bells of ireland and expect a good harvest is probably August. You probably don't want to wait any later than that or else your bells of ireland may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your bells of ireland indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in University Park. You can expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for University Park is not always accurate the actual date of last frost is different every year. Since half of the time in University Park there is a last frost after April 15 be ready to protect your bells of ireland in the event of one of those late frosts.

USDA Zone Info for University Park

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low5°F
Highest Expected Low10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in University Park

You may be interested in your other planting guides for University Park.