How to care for a Marimo Moss Ball

How To Care for a Marimo Moss Ball

Sunlight requirements

Thrives in low to medium indirect light. Not suited for intense, direct sun.

Watering requirements

Keep submerged in distilled or filtered cold water. Change water once every 1-2 weeks, depending on algae growth. If your Marimo is floating on the water's surface and/or creating bubbles, it is producing oxygen! This is natural.

Is this plant pet-friendly?

This plant is pet friendly!

Fun Fact

The marimo 'moss' ball as it is commonly known is not actually moss at all, but a freshwater, filamentous green algae colony.

Plant Origin

Northern Hemisphere

Common Sad Plant Signs

Here's our list of solutions to common issues that may arise with the Marimo Moss Ball:
  • Brown spots or browning:

Fungal infection, too much algea, or exposure to direct sun