Aquarium Plant Problem Solver

Choose the symptom you notice most. There can be more than one cause, so check the basics before changing your routine or buying a treatment.

01 · Leaves

Yellow leaves or holes

Check whether your plants are getting enough fertiliser. Root-feeding plants may also need nutrients in the substrate.

Common signsPale leaves, pinholes, weak colour or slow new growth.

Explore fertilisersSee root tabs
02 · Algae

Algae taking over

Review your lighting period, fertiliser routine, plant growth and water changes. Different types of algae can need different approaches.

Common signsHair algae, black beard algae, green water or algae coating leaves.

Explore algae controlSee liquid carbon
03 · Growth

Melting or poor growth

Some newly planted leaves die back while a plant adapts. If growth keeps declining, check the plant’s light and nutrient needs against your setup.

Common signsTransparent leaves, stalled growth or repeated melting.

Explore easy plantsSee aquarium lighting
04 · Several symptoms

Not sure what’s wrong?

Start with your light, fertiliser, substrate and water-change routine. Look for recent changes to your tank before treating a single symptom.

Common signsMixed symptoms, no obvious cause or a problem that keeps returning.

Read the troubleshooting guideAsk Aqua Essentials

Need a closer look?

Send us clear photos of the plants and tell us your tank size, lighting hours, substrate and fertiliser routine. Contact us about your plants.

Change one thing at a time and give the plants time to respond.