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.

You can figure out when it's the best time to plant calla lily in Wadsworth by looking at 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.

Since calla lily do not do well in cold weather you need to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant calla lily in Wadsworth 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. Any later than that and your calla lily may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your calla lily indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Wadsworth. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Wadsworth is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Wadsworth last frost occurs after April 15 be ready to protect your calla lily in the event of one of those late frosts.

USDA Zone Info for Wadsworth

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 Wadsworth

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