One of the first steps you take when you are determining 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 USDA zone info for Yorkville can be used to estimate when you can plant torch lilys.

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 can survive in cold weather which means that you can plant them a lot earlier in the year than other frost tender plants.

The earliest that you can plant torch lilys in Yorkville 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. You probably don't want to wait any later than that or else your torch lilys may not have a chance to really do well. Starting your torch lilys indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Yorkville. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Yorkville is an average the actual date of last frost changes from year to year. Since half of the time in Yorkville you get a frost after April 15 be ready to protect your torch lilys in the event of a late frost.

USDA Zone Info for Yorkville

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 Yorkville

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