Planted Aquariums Japanese Trapdoor Snails in a Planted Tank: Care & Breeding
Japanese trapdoor snails are cold-hardy, plant-safe algae eaters that give live birth instead of laying eggs. Care, feeding, and breeding guide.
Plant Care
Everyday aquatic plant care: trimming, propagation, fertilization, water parameters and maintenance routines for thriving plants.
Planted Aquariums 
Planted Aquariums Jewel Cichlid Planted Tank: Plant Strategies for the African River Bully
Tame the African river bully with epiphytes on rock, stone-guarded potted plants, floating Indian fern, and the gloomy-tank trick that deepens their red.
Planted Aquariums Julii Cory in a Planted Tank: The 'False Julii' Identification Guide
Most "julii" cory in shops are really the false julii (trilineatus). Learn the difference, then set up the sand, plants, feeding, and schooling they thrive on.
Planted Aquariums Jungle Tank Build: The Overgrown Look
Curated wildness: layered jungle planting, the fast-grower palette, preventing the three collapses, livestock that evolved for thickets, and three style variations.
Planted Aquariums Kerri Tetra Planted Tank: Setup Guide for the Purple Emperor
A fish-first setup plan for the purple emperor tetra: tank size, soft acidic water, fish-friendly plants, schooling, and telling kerri from true emperor tetras.
Planted Aquariums Keyhole Cichlid Planted Tank: The Plant-Safe Cichlid Setup
Keyhole cichlids are the plant-safe cichlid. Build a blackwater planted tank with a group of 6-8, dither fish, and floating plants to melt their shyness.
Planted Aquariums King Tiger Pleco Planted Tank: The L066 Cave-Dweller Setup
A cave-first planted tank for the king tiger pleco (L066): 82–84°F water, meaty night feedings, and plant-safe aquascaping that keeps this carnivore thriving.
Planted Aquariums Kissing Gourami Planted Tank: The Honest Large-Tank Guide
The 2-inch juvenile in the store becomes a 12-inch adult. Here's how to build a planted tank that survives the lips, the sparring, and the decade ahead.
Planted Aquariums Knight Goby Planted Tank: Brackish Setup, Caves & Tank Mates
Knight goby planted tank: settle the brackish vs freshwater debate, build cave territories in sand, pick salt-tolerant plants, and feed finicky predators.
Planted Aquariums Kribensis Planted Tank: Caves, Dig-Proof Plants & Breeding Pairs
Set up a kribensis planted tank: sand, caves, and dig-proof plants for this West African dwarf cichlid — plus breeding-pair tips for beginners.