Plant Care Elephant Tusks

Elephant Tusks

Also known as

Devil's Claw, Devil's Claw, devil's claw, unicorn-plant, common devil's claw, ram's horn, aphid trap, Louisiana unicorn-plant, purple-flowered devil's-claw, goat's head, elephant tusks and Proboscidea louisiana


Proboscidea louisianica

How to care for Elephant Tusks


How often to water your Elephant Tusks

Water needs for Elephant Tusks
0.5 cups
every 9

Elephant Tusks needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot located in San Francisco, California.

Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Calculate water needs of Elephant Tusks

Water 0.5 cups every

Does your plant get direct sunlight?

Select the pot size


Check the growing potential in your area

A plant's growing potential is determined from its location, the time of year, and current local weather.

Plant care guide for Elephant Tusks in San Francisco, California

San Francisco, California

39% Low

Growing Elephant Tusks in San Francisco right now

Light needs for plant Elephant Tusks in San Francisco, California

Plant growth potential is currently low 📉

February 4th, 2023

Sunlight intensity as measured by “net radiation” in San Francisco is currently low 📉.

The availability of high quality sunlight in your home impacts ability for plants to thrive and is key in det…

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Light needs for plant Elephant Tusks in San Francisco, California

Sunlight will increase by 37.6% ☀️

February 4th, 2023

San Francisco is trending towards greater sunlight intensity!

The amount of sunlight in San Francisco is expected to increase by 37.6% over the next 2 weeks to an average of 11.6 megajoules of ene…

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Light needs for plant Elephant Tusks in San Francisco, California

Daylight will increase by 1.0 hours 📈

February 2nd, 2023

This month, San Francisco is getting an average of 8.3 hours of clear sky sunlight per day.

Hours of daylight will increase by 10.9% over the next two weeks. Your plants will get 10.6 total hours …

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Finding light for Devil's Claw in your home

Light needs and placement for plant Elephant Tusks: 1ft from a window
1ft or less from
a window

Elephant Tusks love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to ensure it receives enough light to survive during this time of reduced sunlight intensity in San Francisco, California ⛅.

Elephant Tusks does not tolerate low-light 🚫.


How to fertilize Elephant Tusks

Nutrient, fertilizer, and repotting needs for Elephant Tusks: repot after 2X growth

Most potting soils come with ample nutrients which plants use to produce new growth.

By the time your plant has depleted the nutrients in its soil it’s likely grown enough to need a larger pot anyway.

To replenish this plant's nutrients, repot your Elephant Tusks after it doubles in size or once a year—whichever comes first.

Water Needs
Sunlight Needs
Growth Pattern
Growing Outdoors

Care Summary for Elephant Tusks

Elephant Tusks

Elephant Tusks

Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

Based on your location in San Francisco, California, the 4” pot your plant is in, and that it doesn’t get direct sunlight.

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