Before planting it is a good idea to find your USDA Zone info to determine 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.

The first chance to plant elephant ears in Oelwein can be determined by checking out the USDA zone info.

Planting Calendar for Elephant Ears

Frost tolerance for elephant ears:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since elephant ears are not cold tolerant you have to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant elephant ears 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 elephant ears and expect a good harvest is probably August. Any later than that and your elephant ears may not have a chance to grow to maturity. If you are starting your elephant ears indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Oelwein. It might get as low as -20°F during the coldest months of winter.

Remember that USDA zone info for Oelwein is not always accurate and the actual date of last frost is different every year. Since half of the time in Oelwein there is a last frost after April 15 be ready to cover your elephant ears if you have one of those late frosts.

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.