Plant Care Common Cotton-Grass

Common Cotton-Grass

Also known as

common cottongrass, tall cottongrass and narrow-leaved cottongrass


Eriophorum angustifolium

How to care for Common Cotton-Grass


How often to water your Common Cotton-Grass

Water needs for Common Cotton-Grass
0.5 cups
every 9

Common Cotton-Grass 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 Common Cotton-Grass in your home

Light needs and placement for plant Common Cotton-Grass: 1ft from a window
1ft or less from
a window

Common Cotton-Grass love being close to bright, sunny windows 😎.

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

Common Cotton-Grass does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Common Cotton-Grass in your home 🏡.


How to fertilize Common Cotton-Grass

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

Difficulty Level

Common Cotton-Grass is generally considered an easy-to-care-for plant and makes a great choice for beginners!

Water Needs
Sunlight Needs
Growth Pattern
Growing Outdoors

Care Summary for Common Cotton-Grass

Common Cotton-Grass

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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