Plant Care Eichhornia crassipes

Eichhornia crassipes

About Eichhornia crassipes

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

Eichhornia crassipes likes soil that is good at retaining moisture. Your plant shouldn't need added fertilizers if you repot each time it doubles in size.

Eichhornia crassipes belongs to the Pontederia genus, and is native to South Tropical America.


Pontederia crassipes

Also known as

Eichhornia crassipes, Water Hyacinth, common water hyacinth, Pontederia, Oshunae and Eichhornia crassipes

How to care for Eichhornia crassipes


How often to water your Eichhornia crassipes

Water needs for Eichhornia crassipes
0.5 cups
every 9

Eichhornia crassipes needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot located in Irondequoit, New York.

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 Eichhornia crassipes

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 Eichhornia crassipes in Irondequoit, New York

Irondequoit, New York

23% Very Low

Finding light for Eichhornia crassipes in your home

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

Eichhornia crassipes 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 Irondequoit, New York ⛅.

Eichhornia crassipes does not tolerate low-light 🚫.


How to fertilize Eichhornia crassipes

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

Difficulty Level

Eichhornia crassipes can be challenging to care for, according to some plant parents. Check out the reviews down below to learn from their experiences!

Water Needs
Sunlight Needs
Growing Outdoors

Care Summary for Eichhornia crassipes

Eichhornia crassipes

Eichhornia crassipes

Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

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

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