The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of getting a good idea when it's the best time to plant abutilon is to examine the USDA zone info for New Haven.

Planting Calendar for Abutilon

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

Since abutilon are not cold tolerant it's important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant abutilon in New Haven 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 abutilon and expect a good harvest is probably August. Any later than that and your abutilon may not have a chance to fully mature. If you are starting your abutilon indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In New Haven the average date of last frost happens on April 15. You should expect an average low temperature of -10°F in the coldest months of winter.

It's important to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for New Haven and it changes from year to year. Half of the time in New Haven you get a frost after April 15 so make sure that you are prepared to cover your abutilon if you have a late frost.

USDA Zone Info for New Haven

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 New Haven

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