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When to Plant Elephant Ears in Rancho Cucamonga, CA

One of the best tools that you have as gardeners to help us figure out 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 first opportunity to plant elephant ears in Rancho Cucamonga should be figured out by checking out 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.

It's probably a bad idea to plant elephant ears until after the last frost when the weather gets warmer because they do not do well in cold weather.

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 Rancho Cucamonga 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. 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 couple of weeks earlier by starting your elephant ears indoors.

Last Frost Date

The average date of last frost is February 15 in Rancho Cucamonga. You should expect an average low temperature of 25°F in the coldest months of winter.

Keep in mind that USDA zone info for Rancho Cucamonga may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Rancho Cucamonga you get a frost after February 15 so make sure that you are ready to protect your elephant ears in the event of a surprise late frost.

USDA Zone Info for Rancho Cucamonga

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 Low25°F
Highest Expected Low30°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 Rancho Cucamonga

You may be interested in your other planting guides for Rancho Cucamonga.