troubleshootingHow to Get Rid of Duckweed (And Keep It From Coming Back)
Duckweed usually shows up uninvited, hitchhiking on a new plant purchase, and it spreads faster than almost anything else in the hobby. Here's how to actually clear it out for good.
troubleshootingWhy Is My Java Fern Melting? A Step-by-Step Diagnosis
Translucent, mushy, or blackening Java Fern leaves are almost always one of four specific causes. Here's how to tell which one you're dealing with, and what to actually do about it.
troubleshootingBlack Beard Algae (BBA): The Most Notorious Algae in the Hobby, Explained
Dark, bristly tufts on leaf edges and hardscape are Black Beard Algae — the algae most consistently blamed on unstable CO2. Here's what actually causes it and how to beat it for good.
troubleshootingBrown Algae (Diatoms): The New-Tank Algae That Isn't Your Fault
A brown dusty film on the glass and substrate in a new tank is almost always diatoms — and it's one of the few algae types that clears up on its own as the tank matures.
troubleshootingHair Algae: Why It Tangles Through Your Plants and How to Pull It Out for Good
Long green threads tangled through your stem plants and hardscape are Hair Algae — a nutrient-imbalance algae that responds well to manual removal, algae-eating shrimp, and out-competing plants.
troubleshootingStaghorn Algae: The Antler-Shaped Algae That Loves Unstable CO2
Stiff, gray-green branching tufts on leaf edges and equipment are Staghorn Algae — almost always linked to fluctuating CO2 or poor flow. Here's how to spot-treat it and stop it coming back.
troubleshootingGreen Dust Algae: The Algae You Should Let Finish Its Cycle
A fine green haze on the glass that wipes away like chalk dust and clouds the water — Green Dust Algae is short-lived, but only if you let it finish its life cycle instead of fighting it every day.
troubleshootingGreen Water: Why Your Tank Turned to Pea Soup
A tank that goes cloudy green overnight is a free-floating algae bloom, not a filter problem. Here's what triggers it and how to clear it without a UV sterilizer if you don't want to buy one.
troubleshootingGreen Spot Algae: Why It Shows Up and How to Clear It
Hard green dots stuck to your glass and slow-growing leaves are Green Spot Algae — usually a sign of low or fluctuating phosphate paired with strong light. Here's the actual fix.
troubleshootingWhy Is My Aquarium Plant Dying? A Troubleshooting Guide
A calm, step-by-step way to tell normal transition melt from actual decline — and what to do about each.