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

The best time to plant elephant ears in Havre should be determined by reviewing 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 require warm weather you must wait until after the last frost before you can plant them.

The earliest that you can plant elephant ears in Havre is May. However, you really should wait until June 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 grow to maturity. Starting your elephant ears indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on May 15 in Havre. You can expect an average low temperature of -30°F in the coldest months of winter.

Remember that USDA zone info for Havre is not always accurate and the actual date of last frost is different every year. Half of the time in Havre there is a last frost after May 15 so be sure to be ready to protect your elephant ears if you have a surprise late frost.

USDA Zone Info for Havre

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Havre

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