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

In Park Forest you can figure out when it's possible to plant dallas fern by reviewing the USDA zone info.

Planting Calendar for Dallas Fern

Frost tolerance for dallas fern:	Not tolerant of frost.
When to plant:	After the last frost has passed.

It's a bad idea to plant dallas fern until after all chance of frost has passed because they require warm weather.

The earliest that you can plant dallas fern in Park Forest 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 dallas fern and expect a good harvest is probably August. Any later than that and your dallas fern may not have a chance to really do well. Starting your dallas fern indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Park Forest 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 Park Forest is an average the actual date of last frost will vary from year to year. Half of the time in Park Forest you get surprised by a frost after April 15 so make sure that you are prepared to cover your dallas fern in the event of one of those late frosts.

USDA Zone Info for Park Forest

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 Park Forest

You may be interested in your other planting guides for Park Forest.