Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to figure out when it's a good idea to plant banana by looking at the USDA zone info for Oelwein.

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 you must wait until it warms up after the last frost before you can plant them.

The earliest that you can plant banana in Oelwein 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. Any later than that and your banana may not have a chance to really do well. Starting your banana indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Oelwein the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -20°F.

It's important to remember that USDA zone info for Oelwein may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Oelwein there is a last frost after April 15 so make sure that you are ready to cover your banana in the event of a late frost.

USDA Zone Info for Oelwein

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Oelwein

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