When to Plant Pansies in Island Lake, IL

One of the first steps you take when you are estimating your gardening schedule is find your 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.

You can determine when to plant pansies in Island Lake by reviewing the USDA zone info.


Planting Calendar for Pansies

Frost tolerance for pansies: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Pansies are very cold tolerant which means that you can get them planted much earlier than plants that are more sensitive to the cold.

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

The earliest that you can plant pansies in Island Lake 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 pansies and expect a good harvest is probably September. Any later than that and your pansies may not have a chance to grow to maturity. Starting your pansies indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Island Lake. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Island Lake is an average the actual date of last frost will vary from year to year. Half of the time in Island Lake it frosts late in the year after April 15 so make sure that you are ready to cover your pansies in the event of a late frost.

USDA Zone Info for Island Lake

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 Island Lake

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