When to Plant Eggplants in Silvis, IL

Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Silvis you can figure out when to plant eggplants by looking at the USDA zone info.

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Planting Calendar for Eggplants

Frost tolerance for eggplants: Not tolerant of frost.
When to plant: After all chance of frost has passed.

Eggplants are not cold tolerant which means that it is important to wait until it warms up after the last frost before you can plant them.

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

The earliest that you can plant eggplants in Silvis is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant eggplants and expect a good harvest is probably August. You probably don't want to wait any later than that or else your eggplants may not have a chance to fully mature. If you are starting your eggplants indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Silvis the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Remember that USDA zone info for Silvis is just an average and the actual date of last frost will vary from year to year. Since half of the time in Silvis you get a frost after April 15 be ready to cover your eggplants in the event of a late frost.

USDA Zone Info for Silvis

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 Silvis

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