One of the first steps you take when you are making a decision about 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.

The earliest that you can plant torch lilys in Oak Forest can be figured out by reviewing the USDA zone info.

Planting Calendar for Torch Lilys

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

Torch Lilys do well in quite a bit of cold which means that you can plant them earlier in the year than other frost tender plants.

The earliest that you can plant torch lilys in Oak Forest 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 torch lilys and expect a good harvest is probably September. Any later than that and your torch lilys may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your torch lilys indoors.

Last Frost Date

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

It's important to remember that USDA zone info for Oak Forest is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Oak Forest you get a frost after April 15 so just be sure to be ready to protect your torch lilys if you have one of those late frosts.

USDA Zone Info for Oak 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 Oak Forest

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