Plant Care Common Water Hyacinth

Common Water Hyacinth

Also known as

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


Pontederia crassipes

How to care for Common Water Hyacinth


How often to water your Common Water Hyacinth

Water needs for Common Water Hyacinth
0.5 cups
every 9

Common Water Hyacinth 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.

Calculate water needs of Common Water Hyacinth

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 Eichhornia crassipes in your home

Light needs and placement for plant Common Water Hyacinth: 1ft from a window
1ft or less from
a window

Common Water Hyacinth love being close to bright, sunny windows 😎.

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

Common Water Hyacinth does not tolerate low-light 🚫.

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


How to fertilize Common Water Hyacinth

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

Difficulty Level

Common Water Hyacinth 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

Care Summary for Common Water Hyacinth

Common Water Hyacinth

Common Water Hyacinth

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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