The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can figure out when it's a good idea to plant calla lily in Stevens Point by referring to the USDA zone info.

Planting Calendar for Calla Lily

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

It's probably not a good idea to plant calla lily until after the last frost because they are not cold tolerant.

The earliest that you can plant calla lily in Stevens Point is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant calla lily and expect a good harvest is probably August. If you wait any later than that and your calla lily may not have a chance to really do well. If you are starting your calla lily indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Stevens Point. In the coldest months of winter you can expect an average low temperature of -25°F.

Just be sure to remember that USDA zone info for Stevens Point is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Stevens Point last frost occurs after May 15 so make sure that you are ready to protect your calla lily in the event of a late frost.

USDA Zone Info for Stevens Point

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 Stevens Point

You may be interested in your other planting guides for Stevens Point.