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When to Plant Bunching Onions in Hazel Crest, IL

One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Hazel Crest can be reviewed to determine when it's a good idea to plant bunching onions.


Planting Calendar for Bunching Onions

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

Bunching Onions tend to make it in some cold which tells us that you can plant them just a tiny bit earlier in the year than other plants that might not handle the cold.

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

The earliest that you can plant bunching onions in Hazel Crest 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 bunching onions and expect a good harvest is probably August. If you wait any later than that and your bunching onions may not have a chance to grow to maturity. You can get started a little bit earlier by starting your bunching onions indoors.

Last Frost Date

On average the last frost is on April 15 in Hazel Crest. In the coldest months of winter you can expect an average low temperature of -15°F.

It's important to remember that USDA zone info for Hazel Crest may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Hazel Crest it frosts late in the year after April 15 be ready to protect your bunching onions if you have a surprise late frost.

USDA Zone Info for Hazel Crest

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 Hazel Crest

You may be interested in your other planting guides for Hazel Crest.