Plant Care Colocynth


About Colocynth

Colocynth is a super rare houseplant 🌿 that needs regular watering to thrive. They do best in long-lasting, direct light ☀️ and should be less than 1 foot from a window.

Colocynth likes soil that is well draining. Your plant shouldn't need added fertilizers if you repot each time it doubles in size.


Citrullus colocynthis

Also known as

Bitter apple, Bitter cucumber, Desert gourd, Egusi, Vine of sodom and Wild gourd

How to care for Colocynth


How often to water your Colocynth

Water needs for Colocynth
0.5 cups
every 9

Colocynth needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot.

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

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.

Select a city to check sunlight intensity

Finding light for Colocynth in your home

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

Colocynth love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to maximize the potential for growth.

Colocynth does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Colocynth in your home 🏡.


How to fertilize Colocynth

Nutrient, fertilizer, and repotting needs for Colocynth: 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 Colocynth after it doubles in size or once a year—whichever comes first.

Water Needs
Sunlight Needs

Care Summary for Colocynth


Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

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

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