One of the best tools that you have as gardeners to help us determine 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.

A way of estimating when you can plant schizanthus is to look at the USDA zone info for Minooka.

Planting Calendar for Schizanthus

Frost tolerance for schizanthus:	Not tolerant of frost.
When to plant:	After the last frost.

It's probably not a good idea to plant schizanthus until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant schizanthus in Minooka 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 schizanthus and expect a good harvest is probably August. You probably don't want to wait any later than that or else your schizanthus may not have a chance to fully mature. Starting your schizanthus indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Minooka. You can expect an average low temperature of -15°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Minooka may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Minooka last frost occurs after April 15 so always be ready to protect your schizanthus if you have one of those late frosts.

USDA Zone Info for Minooka

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 Minooka

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