When to Plant Violets in Blue Island, IL

One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant violets in Blue Island should be figured out by reviewing the USDA zone info.

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Planting Calendar for Violets

Frost tolerance for violets: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

Violets do well in moderate cold which means that you can get them planted earlier than plants that are more sensitive to the cold.

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

The earliest that you can plant violets in Blue Island 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 violets and expect a good harvest is probably September. You probably don't want to wait any later than that or else your violets may not have a chance to really do well. If you are starting your violets indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Blue Island. It might get as low as -10°F during the coldest months of winter.

Always keep in mind that USDA zone info for Blue Island may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Blue Island there is a last frost after April 15 so make sure that you are prepared to cover your violets in the event of a late frost.

USDA Zone Info for Blue Island

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-10°F
Highest Expected Low-5°F

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

Plants to Grow in Blue Island

You may be interested in your other planting guides for Blue Island.