One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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 North Ridgeville should be reffered to in order to estimate when it's a good idea to plant calla lily.

Planting Calendar for Calla Lily

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

Since calla lily require warm weather you have to wait until after the last frost before you can plant them.

The earliest that you can plant calla lily in North Ridgeville is April. However, you really should wait until May 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 fully mature. You can get started a couple of weeks earlier by starting your calla lily indoors.

Last Frost Date

The average date of last frost is April 15 in North Ridgeville. In the coldest months of winter you can expect an average low temperature of -10°F.

Just be sure to remember that USDA zone info for North Ridgeville is an average and the actual date of last frost changes from year to year. Since half of the time in North Ridgeville there is a last frost after April 15 be ready to protect your calla lily if you have one of those late frosts.

USDA Zone Info for North Ridgeville

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in North Ridgeville

You may be interested in your other planting guides for North Ridgeville.