One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant torch lilys in Byron can be determined by referring to 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.

You can plant torch lilys quite a bit earlier in the year because they are one of those plants that can tolerate quite a bit of cold weather.

The earliest that you can plant torch lilys in Byron is March. However, you really should wait until April 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 August. You probably don't want to wait any later than that or else your torch lilys may not have a chance to fully mature. If you are starting your torch lilys indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Byron. It might get as low as -25°F during the coldest months of winter.

Since the USDA zone info for Byron is an average the actual date of last frost will vary from year to year. Since half of the time in Byron there is a last frost after May 15 be ready to protect your torch lilys if you have a surprise late frost.

USDA Zone Info for Byron

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Byron

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