Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of estimating when to plant calla lily is to look at the USDA zone info for New Rochelle.

Planting Calendar for Calla Lily

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

Since calla lily are not cold tolerant it's necessary to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant calla lily in New Rochelle 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 fully mature. You can get started a few weeks earlier by starting your calla lily indoors.

Last Frost Date

On average the last frost is on April 15 in New Rochelle. In the coldest months of winter you can expect an average low temperature of 0°F.

It's important to remember that USDA zone info for New Rochelle is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in New Rochelle you get surprised by a frost after April 15 be ready to cover your calla lily if you have a late frost.

USDA Zone Info for New Rochelle

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in New Rochelle

You may be interested in your other planting guides for New Rochelle.