HOW TO · PROBLEMS & SOLUTIONS
Problems & Solutions
Clear, practical guidance for identifying pests, diseases, poor growth and other garden problems — and deciding what to do next.
IDENTIFY · UNDERSTAND · TREAT · PREVENT
Find your way into Problems & Solutions
Slugs, insects and other garden pests: identify what is causing damage and choose proportionate, practical responses.
Fungal, bacterial and other plant diseases: recognise common signs, reduce spread and improve the conditions around affected plants.
Yellowing leaves, poor flowering, weak growth and plant decline: work back from symptoms to the most likely underlying causes.
Drainage, compacted soil, weeds and recurring site issues: understand the underlying cause before reaching for a quick fix.
Start with these guides
Aphids on garden plants: what to do
Learn how to recognise and manage aphids without overreacting, using physical removal, natural predators and better plant care.
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Vine weevil in pots and containers
How to recognise vine weevil adults and larvae, inspect affected pots, protect roots and manage infestations in container-grown plants.
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Powdery mildew: causes, prevention and treatment
Understand why powdery mildew appears and how watering, airflow, plant health and resistant varieties can reduce recurring problems.
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Black spot on roses: what actually helps
A practical guide to managing black spot on roses through hygiene, watering, pruning, resistant varieties and sensible long-term care.
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Why are my plant leaves turning yellow?
Yellow leaves can have many causes. Use this practical diagnostic guide to check moisture, roots, nutrients, pests, disease and weather stress.
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How to deal with waterlogged garden soil
Understand why garden soil becomes waterlogged and how to improve structure, reduce compaction, adapt planting and assess drainage.
View guide →Problems to watch now
Seasonal pests, diseases and growing problems selected from the Garden Calendar for this point in the season.
How to deal with waterlogged garden soil
Understand why garden soil becomes waterlogged and how to improve structure, reduce compaction, adapt planting and assess drainage.
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7 guides
Good diagnosis comes before treatment
A useful solution starts with the cause, not the symptom. The same yellow leaf, chewed edge or weak plant can result from very different conditions. Look at the whole plant, the soil, recent weather and the pattern of damage before deciding what to change. Often the most effective response is not a product but better watering, airflow, soil or timing.
Problems & Solutions is designed to help you narrow the possibilities, understand what matters and choose the least disruptive response that is likely to work.
Go deeper: Slugs in the garden → · Watering the garden in dry weather → · Peat-free compost in the garden →
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