Best Nano Tank Plants for Small Aquariums

Small tanks need small plants — anything oversized just makes a nano tank feel cramped instead of lush. Here are a few dependable options that stay in scale, whether you're planting a 5-gallon shrimp bowl or a 10-gallon desktop tank.

Anubias Petite

Anubias Petite is about as reliable as nano plants get. It's slow-growing, tolerates low light, and its rhizome should be tied to driftwood or rock rather than buried — which also keeps it from crowding a small footprint. Shrimp love grazing on the biofilm that builds up on its leaves.

Dwarf Hairgrass

For a carpeted foreground in a small footprint, Dwarf Hairgrass (Eleocharis pusilla) gives you fine, grass-like blades that stay in scale with a nano tank. It wants a bit more light than Anubias to stay short and dense, but the payoff is a natural meadow look in even a few square inches of substrate.

Dwarf Sagittaria

If you want carpeting without being as light-dependent as hairgrass, Dwarf Sagittaria is a solid nano alternative — it stays compact under moderate light and spreads via runners on its own. See our full Dwarf Sagittaria Care Guide for planting and propagation details.

Micro Sword

Micro Sword is another true carpeting option that stays short and grass-like, making it a good pairing with Anubias or hairgrass for a layered nano foreground. It spreads more slowly than hairgrass but tolerates a wider range of light levels along the way.

Java Moss

For fry and shrimp tanks especially, Java Moss earns its keep as cover rather than as a centerpiece. It grows on almost anything — rock, driftwood, mesh — and needs no substrate footprint at all, which makes it useful in the smallest of tanks.

A Good Starting Point

Anubias Petite is the easiest nano plant to start with — it's forgiving of light, doesn't need substrate planting, and grows slowly enough that it won't outgrow a small tank the way faster stem plants can.

Keep Reading

• The Dwarf Sagittaria Care Guide
• The Amazon Sword (Echinodorus) Care Guide