One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. 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 Rio Grande City can be estimated by using 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.

Since elephant ears do not do well in cold weather it's necessary to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant elephant ears in Rio Grande City is March. However, you really should wait until April 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 September. Any later than that and your elephant ears may not have a chance to really do well. You can get started a little bit earlier by starting your elephant ears indoors.

Last Frost Date

The average date of last frost is February 15 in Rio Grande City. It might get as low as 25°F during the coldest months of winter.

It's important to remember that USDA zone info for Rio Grande City is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Rio Grande City you get surprised by a frost after February 15 be ready to protect your elephant ears if you have one of those late frosts.

USDA Zone Info for Rio Grande City

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

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

Plants to Grow in Rio Grande City

You may be interested in your other planting guides for Rio Grande City.