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

The USDA zone info for Columbia should be used to determine when it's a good idea to plant elephant ears.

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.

Elephant Ears require warm weather which tells us that you have to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant elephant ears in Columbia 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. If you are starting your elephant ears indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Columbia the average date of last frost happens on March 15. You can expect an average low temperature of 10°F in the coldest months of winter.

Just be sure to remember 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 Columbia and it will vary from year to year. Since half of the time in Columbia it frosts late in the year after March 15 be ready to protect your elephant ears if you have a late frost.

USDA Zone Info for Columbia

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

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

Plants to Grow in Columbia

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