Plant Description

Description

Marimo Ball Terrarium, commonly known as a Marimo Moss Ball Terrarium, is a decorative aquatic ecosystem featuring soft green Marimo algae spheres displayed inside glass containers. Minimal, calming, and extremely low maintenance, they’re ideal for desks, shelves, and modern indoor spaces.

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PLANT CARE

Everything you need to know to keep your plant happy and thriving.

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LIGHT

Low Light

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WATER

Keep fully submerged in clean water. Replace water every 1–2 weeks using cool dechlorinated or filtered water. Avoid warm water and direct sunlight.

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SOIL

No soil required. Marimo balls live entirely in water.

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REPOT

Not required. Simply refresh water regularly and clean the glass when needed.

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HUMIDITY

High

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DIFFICULTY

Beginner

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PET FRIENDLY

Yes

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JOE'S TOP TIP

Gently roll the Marimo balls between your hands during water changes to help them maintain their round shape.

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COMMON MISTAKE

Most people damage Marimo terrariums by placing them in direct sunlight, which encourages algae growth and overheating.

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WHEN TO COME BACK TO US

Bring it back (or a photo) in 8–12 weeks if you want: • Water care advice • Help cleaning or resetting the terrarium • A general health check

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PLANT FACT

Marimo balls are actually a rare form of algae that naturally roll into spheres from water movement in lakes.

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COUNTRY OF ORIGIN

Northern Hemisphere freshwater lakes, especially Japan and Iceland