Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of getting a good idea when it's a good idea to plant banana is to use the USDA zone info for Blue Island.

Planting Calendar for Banana

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

Banana require warm weather which means that it's necessary to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant banana in Blue Island 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 really do well. If you are starting your banana indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Blue Island the average date of last frost happens on April 15. It might get as low as -10°F during the coldest months of winter.

Always keep in mind 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 Blue Island and it can change quite a bit from year to year. Half of the time in Blue Island there is a last frost after April 15 so make sure that you are ready to protect your banana if you have a surprise late frost.

USDA Zone Info for Blue Island

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 Blue Island

You may be interested in your other planting guides for Blue Island.