Species guides

Alternanthera reineckii

Alternanthera reineckii Care Guide

Alternanthera reineckii: red stem with oval leaves, medium–high light, CO₂ optional, and how it differs from Ludwigia and Bacopa.

10/08/2026 - Aqua Plants Hub Editorial

Ludwigia palustris / repens Care Guide

Ludwigia palustris and repens: red–green stem, medium light, trim tops, and how they differ from Alternanthera reineckii and Bacopa.

Rotala H’ra Care Guide (vs rotundifolia)

Rotala H'ra (Rotala sp. 'H'ra'): orange stem, medium–high light, trim tops, and how it differs from rotundifolia and other Rotala.

Cryptocoryne parva Care Guide (vs Wendtii)

Cryptocoryne parva: slow lawn crypt, low light, no melt panic, and how it differs from Wendtii, wendtii green, and taller Crypt species.

Pearl weed Micranthemum glomeratum bushy stem plant with round leaves in planted aquarium

Pearl Weed Care Guide (Hemianthus micranthemoides)

Pearl weed (Hemianthus micranthemoides): bushy stem, medium light, optional CO₂, and how it differs from HC Cuba, Monte Carlo, and Glossostigma.

Marimo moss ball Aegagropila linnaei velvety green sphere in planted aquarium

Marimo Moss Ball Care Guide (Aegagropila)

Marimo (Aegagropila linnaei): algae ball, not moss — rolling, cool water, gentle light, and why it is not Java moss or a glued moss ball.

Flame Moss Care Guide (Taxiphyllum)

Flame moss (Taxiphyllum): upward flame fronds, attach like moss, low–medium light, and how it differs from Christmas moss, Java moss, and Fissidens.

Chili Rasbora Care Guide (Boraras brigittae)

Boraras brigittae chili rasbora: tiny blackwater school, 10+ gal planted, vs CPD vs neon, gentle filter, and why three fish in a vase fail.

Celestial Pearl Danio (CPD) Care Guide

Danio margaritatus CPD: nano school, cooler water, planted cover, shy spawners, vs guppies vs chili rasbora, and why a bare 5-gal fails them.

Crystal red / bee shrimp (Caridina)

Crystal Red Shrimp Care Guide (Caridina)

Caridina crystal red vs cherry: RO + remineralize, low TDS, moss, no copper, slow breeding, and why

Cardinal tetra (Paracheirodon axelrodi)

Cardinal Tetra Care Guide (Planted Tank)

Paracheirodon axelrodi vs neon: larger school, softer warmer water, 20+ gal, blackwater look, and

Riccia fluitans crystalwort tied-down bright green mat pearling in planted aquarium

Riccia fluitans Care Guide (Crystalwort)

Riccia fluitans: floating or tied-down carpet, high light + CO₂ if you want a lawn, pearling, and

Christmas moss (Vesicularia montagnei) hanging triangular fronds in aquarium

Christmas Moss Care Guide (Vesicularia)

Christmas moss (Vesicularia montagnei): hanging fronds on wood, low–medium light, attach like Java

Fissidens fontanus (phoenix / fox moss)

Fissidens fontanus (Phoenix / Fox Moss) Care Guide

Fissidens fontanus: slow architectural moss, attach with gel not thread-smash, low–medium light,

Dwarf hairgrass Eleocharis parvula submerged lawn carpet in planted aquarium

Dwarf Hairgrass Care Guide (Eleocharis Carpet)

Eleocharis acicularis / parvula: grass carpet, medium–high light, CO₂ helps, plant small plugs, and

Glossostigma elatinoides glosso dense spatulate-leaf carpet in planted aquarium

Glossostigma elatinoides Care Guide (Glosso Carpet)

Glossostigma elatinoides: high light carpet, CO₂ strongly recommended, runners vs HC Cuba vs Monte

HC Cuba Hemianthus callitrichoides tiny round leaf carpet in planted aquarium

HC Cuba / Dwarf Baby Tears Care Guide

Hemianthus callitrichoides Cuba: high light, injected CO₂, aquasoil, tiny leaves vs Monte Carlo,

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