When to Plant Elephant Ears in Cornelius, OR

The USDA Zone info is a great tool for gardeners to help us determine your gardening 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 determining when to plant elephant ears is to examine the USDA zone info for Cornelius.


Planting Calendar for Elephant Ears

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

Since elephant ears do not do well in cold weather it is necessary to wait until after the last frost when the weather gets warmer before you can plant them.

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 Cornelius 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 fully mature. You can get started a few weeks earlier by starting your elephant ears indoors.

Last Frost Date

In Cornelius the average date of last frost happens on March 15. It might get as low as 15°F during the coldest months of winter.

Keep in mind that USDA zone info for Cornelius is just an average and the actual date of last frost is different every year. Since half of the time in Cornelius you get a frost after March 15 be ready to cover your elephant ears in the event of one of those late frosts.

USDA Zone Info for Cornelius

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)March 15
Average Date of First Frost (fall)November 15
Lowest Expected Low15°F
Highest Expected Low20°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 20°F.

Plants to Grow in Cornelius

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