The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In New Haven you can estimate when it's a good idea to plant banana by using the USDA zone info.

Planting Calendar for Banana

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

Since banana do not do well in cold weather you must wait until after the last frost before you can plant them.

The earliest that you can plant banana 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 banana and expect a good harvest is probably August. You probably don't want to wait any later than that or else your banana may not have a chance to fully mature. Starting your banana indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in New Haven. You should expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for New Haven may not be accurate from year to year the actual date of last frost is different every year. Half of the time in New Haven there is a last frost after April 15 so be sure to be ready to protect your banana if you have one of those late frosts.

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.