When to Plant Stocks in Yorkville, IL

One of the best tools that you have as gardeners to help us estimate 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 first opportunity to plant stocks in Yorkville should be determined by reviewing the USDA zone info.

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Planting Calendar for Stocks

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

You can plant stocks just a tiny bit earlier in the year because they are barely cold tolerant.

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

The earliest that you can plant stocks in Yorkville 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 stocks and expect a good harvest is probably August. Any later than that and your stocks may not have a chance to grow to maturity. If you are starting your stocks indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Yorkville the average date of last frost happens on April 15. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Yorkville may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Yorkville you get surprised by a frost after April 15 be ready to cover your stocks in the event of a late frost.

USDA Zone Info for Yorkville

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 Yorkville

You may be interested in your other planting guides for Yorkville.