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 USDA zone info for Minnetonka can be reviewed to determine when it's the best time to 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.

You can plant torch lilys 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 Minnetonka 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. You can get started a few weeks earlier by starting your torch lilys indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Minnetonka. In the coldest months of winter you should expect an average low temperature of -25°F.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Minnetonka and it will vary from year to year. Half of the time in Minnetonka there is a last frost after May 15 so make sure that you are ready to protect your torch lilys in the event of a late frost.

USDA Zone Info for Minnetonka

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 Minnetonka

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