One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to estimate when you can plant abutilon by reviewing the USDA zone info for Haverhill.

Planting Calendar for Abutilon

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

Abutilon are not cold tolerant which tells us that you must wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant abutilon in Haverhill 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. You can get started a little bit earlier by starting your abutilon indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Haverhill. It might get as low as -10°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Haverhill is just an average and the actual date of last frost changes from year to year. Half of the time in Haverhill you get surprised by a frost after April 15 so always be ready to cover your abutilon if you have a surprise late frost.

USDA Zone Info for Haverhill

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 Haverhill

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