One of the first steps you take when you are getting a good idea 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.

By looking at the USDA zone info for Worthington it's a good idea to figure out when it's a good idea to plant banana.

Planting Calendar for Banana

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

Since banana require warm weather you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant banana in Worthington is May. However, you really should wait until June 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 grow to maturity. If you are starting your banana indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on May 15 in Worthington. In the coldest months of winter you can expect an average low temperature of -25°F.

It's important to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Worthington and it is different every year. Half of the time in Worthington it frosts late in the year after May 15 so make sure that you are prepared to protect your banana in the event of one of those late frosts.

USDA Zone Info for Worthington

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Worthington

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