When to Plant Elephant Ears in Osceola, IA

One of the first steps you take when you are making a decision about 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.

You should be able to determine when it's possible to plant elephant ears by referring to the USDA zone info for Osceola.


Planting Calendar for Elephant Ears

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

It's probably a bad idea to plant elephant ears until after all chance of frost has passed because they do not do well in cold weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant elephant ears
Possibly ok, but a risky time to plant elephant ears
Probably not a good time to plant elephant ears

The earliest that you can plant elephant ears in Osceola 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. If you wait any later than that and your elephant ears may not have a chance to really do well. 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

The average date of last frost is April 15 in Osceola. In the coldest months of winter you can expect an average low temperature of -15°F.

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 Osceola and it is different every year. Half of the time in Osceola you get a frost after April 15 so just be sure to be ready to protect your elephant ears if you have a surprise late frost.

USDA Zone Info for Osceola

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-15°F
Highest Expected Low-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Osceola

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