POND PROBLEMS
Practical help for diagnosing and solving common pond problems, from water quality and algae to fish and equipment issues.
POND PROBLEM
Tap (mains) water is convenient but not always ideal for ponds. This guide explains when tap water is acceptable, the risks and practical steps for wildlife, ornamental, fish and koi ponds.
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POND PROBLEM
There’s no single correct answer. Aim for a mix of sun and shade tailored to your pond type: some open sunny water plus dappled or marginal shade. Trees, lilies and pergolas all have pros and cons — manage them to suit wildlife, ornamentals or fish.
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POND PROBLEM
Pond water commonly turns pea‑soup green after a clean because microscopic algae take advantage of released nutrients, light and a temporary loss of biological control. This guide explains why it happens and practical steps to recover and prevent it.
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POND PROBLEM
UV (UVC) clarifiers can quickly clear ‘pea‑soup’ green water caused by free‑floating algae, but they treat the symptom, not the cause. Learn when UV helps, its limits, and what else you must do for lasting control.
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POND PROBLEM
Green ‘pea‑soup’ pond water is usually single‑celled algae in the water column. This guide explains causes, safe first steps, filtration and UV roles, plant‑based options, and different approaches for wildlife, ornamental and fish ponds.
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POND PROBLEM
Green pond water and blanket weed both come from algae, but they look very different and aren't the same problem. Here's how to tell which one is affecting your pond and what to do next.
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POND PROBLEM
Green pond water usually comes from microscopic algae multiplying in the water. Learn why it happens, what you can do about it, and how to reduce the chances of it coming back.
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