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.

One way of estimating when it's the best time to plant elephant ears is to examine the USDA zone info for Pewaukee.

Planting Calendar for Elephant Ears

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

It's probably not a good idea to plant elephant ears until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant elephant ears in Pewaukee 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. You probably don't want to wait any later than that or else your elephant ears may not have a chance to fully mature. You can get started a few weeks earlier by starting your elephant ears indoors.

Last Frost Date

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

It's important to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Pewaukee and it changes from year to year. Half of the time in Pewaukee you get surprised by 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 Pewaukee

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 Pewaukee

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