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When to Plant Elephant Ears in Petaluma, CA

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.

In Petaluma you can figure out when you can plant elephant ears by referring to the USDA zone info.


Planting Calendar for Elephant Ears

Frost tolerance for elephant ears: Not tolerant of frost.
When to plant: After all chance of frost has passed.

Elephant Ears do not do well in cold weather which tells us that it is important to wait until it warms up after the last frost 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 Petaluma 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 grow to maturity. If you are starting your elephant ears indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Petaluma. It might get as low as 25°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Petaluma and it can change quite a bit from year to year. Since half of the time in Petaluma you get a frost after February 15 be ready to protect your elephant ears in the event of one of those late frosts.

USDA Zone Info for Petaluma

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 Petaluma

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