1 Marimo moss ball 

Small: 1-1.5 inches roughly, size will vary some

each moss ball is different

Large: 1.5-3 inches

roughly, size will vary some each moss ball is different

Marimo moss ball AKA Aegagropila linnaei
 
Marimo moss ball care

• Care: easy 
• Co2: no 
• Growth rate: slow
• Placement: foreground
• Lighting requirements:  low
• Color: green
• Max size: 6+ inch 
• Propagation: cutting in half or pulling pieces off 

Marimo moss balls are a popular choice for aquarists seeking a low-maintenance, attractive, and beneficial addition to their aquarium. Marimo, also known as Aegagropila linnaei, are simple to care for and require only periodic water changes and medium indirect light to thrive. These spherical algae balls are native to Japan and Iceland and offer a range of benefits, including air purification, water filtration, and ammonia reduction. Perfect for shrimp, Betta fish, and just about any aquatic critters. With their unique appearance and benefits, marimo moss ball aquarium plants are a great choice for any aquarium enthusiast.