Pests & Problems 30 June 2026 12 min read
Why Are My Monstera Leaves Turning Yellow
Yellowing Monstera leaves usually mean overwatering. Diagnose every cause and fix root rot, light, feeding and watering for a healthy Swiss cheese plant.
Pests & Problems
Identify and treat common garden pests, diseases, and problems with practical, organic-first solutions.
Most garden problems get worse while you wonder what they are, so identification comes first in every one of these 152 guides. Each shows what the pest or disease looks like, what confirms it, and the treatment order that works: cultural fixes first, chemicals last, always within current UK pesticide rules.
Start here. The four problems readers look up most:
- How to Get Rid of Slugs — what works, what is folklore
- Common Garden Plant Diseases — identify mildew, rust, botrytis, and blight
- Black Bean Aphid — the blackfly that hits broad beans every May
- Mammal and Bird Pests — pigeons, squirrels, rabbits, and deer
Pests & Problems 30 June 2026 12 min read
Why Is My Snake Plant Drooping and Soft
Fix a snake plant drooping, splaying or going soft. Diagnose overwatering, root rot, low light and cold, then repot and revive it.
Pests & Problems 30 June 2026 12 min read
Why Is My String of Hearts Dropping Leaves
Why your string of hearts is dropping leaves and how to fix it. Diagnose overwatering, light, cold, and pests, then revive bare trailing vines.
Pests & Problems 25 June 2026 14 min read
How to Clear Green Pond Water Fast
Clear green pond water fast in UK gardens. UV clarifiers, barley straw, oxygenating plants and surface shading ranked by how well each works.
Pests & Problems 25 June 2026 14 min read
Why Seedlings Go Leggy and How to Fix It
Leggy seedlings happen when light is too weak for the warmth. Learn the causes, the lux numbers, and the fixes that grow stocky UK plants.
Pests & Problems 24 June 2026 12 min read
Why Is My Ceanothus Dying? UK Diagnosis
Why is my ceanothus dying? A UK symptom guide to root rot, frost, wind scorch and bad pruning, with the fix for each cause and how to tell them apart.
Pests & Problems 24 June 2026 12 min read
Flower Balling: Why Rose and Peony Buds Rot
Flower balling seals rose and peony buds into a brown papery shell after wet UK weather. Spot it, tell it from grey mould, and stop it ruining blooms.
Pests & Problems 24 June 2026 12 min read
Horse Chestnut Leaf Miner: Why Leaves Brown
Horse chestnut leaf miner turns conker tree leaves brown from June and drops them early, yet the tree survives. Spot it, rule out blight, rake leaves.
Pests & Problems 24 June 2026 11 min read
Leek Rust: Spot It, Stop It and Still Eat It
Leek rust streaks UK leeks with orange pustules from midsummer. Spot it early, stop it spreading, pick resistant varieties, and still eat the crop.
Pests & Problems 24 June 2026 13 min read
Why Is My Photinia Red Robin Going Brown?
Photinia Red Robin going brown has six common UK causes, from leaf spot to frost scorch and root rot. Match your symptom to the cause and fix it.
Pests & Problems 24 June 2026 12 min read
Silver Leaf Disease: Spot It and Stop It
Silver leaf disease hits UK plums and cherries hardest. Learn the wood-stain test, the false silver leaf trap, and the summer pruning rule that beats it.
Pests & Problems 23 June 2026 10 min read
Acer Leaf Scorch: Why Maple Leaves Crisp
Acer leaf scorch UK: why Japanese maple leaves crisp brown, the six environmental causes, and the fixes, from 30 years of Staffordshire acer growing.
Pests & Problems 23 June 2026 10 min read
Why Is My Box Hedge Dying? Blight & Moth
Box hedge dying? Tell box blight from box tree moth caterpillar, treat each, and decide when to replace with Ilex crenata. Tested in Staffordshire.
Pests & Problems 23 June 2026 9 min read
Cabbage Whitefly vs Glasshouse Whitefly UK
Cabbage whitefly control UK: tell Aleyrodes proletella from glasshouse whitefly, why outdoor cabbage whitefly is mostly cosmetic, and what actually works.
Pests & Problems 23 June 2026 10 min read
Why Is My Camellia Dying? UK Diagnosis
Why is my camellia dying? A UK symptom-by-symptom diagnosis of bud drop, brown flowers, yellow leaves and scorch, from 30 years of Staffordshire growing.
Pests & Problems 23 June 2026 9 min read
Daffodil Blindness: Why They Stop Flowering
Daffodil blindness UK: why daffodils come up all leaves and no flowers, the six real causes, and the feed-and-foliage fix from 30 years of growing.
Pests & Problems 23 June 2026 9 min read
Keep Deer Out the Garden: Heights That Work
Keep deer out of the garden with fence heights that actually work: 1.5m for muntjac, 1.8-2m for roe and fallow, plus a deer-resistant plant list.
Pests & Problems 23 June 2026 10 min read
How to Deter Badgers Safely & Legally (UK)
Deter badgers legally in your UK garden: remove the food source, fence properly, and stay inside the Protection of Badgers Act 1992. Tested over 6 seasons.
Pests & Problems 23 June 2026 9 min read
Elm Zigzag Sawfly: The Telltale Trail
Elm zigzag sawfly: spot the zigzag trail, the lifecycle behind fast defoliation, and how to report this new UK pest, from a Staffordshire gardener.
Pests & Problems 23 June 2026 9 min read
Voles in Your Lawn: Not Moles, Here's Why
Get rid of voles in your lawn: tell voles from moles and mice, spot surface runs and gnawed bark, and use humane legal control that works in UK gardens.
Pests & Problems 23 June 2026 10 min read
Why Is My Laurel Hedge Dying? UK Diagnosis
Laurel hedge dying diagnosis for UK gardens: tell waterlogging, Phytophthora, honey fungus, drought and frost apart, from a 30-year Staffordshire gardener.
Pests & Problems 23 June 2026 10 min read
Sudden Tree Death: A UK Diagnostic Guide
Sudden tree death in UK gardens: read the clues to the cause - honey fungus, drought swing, Phytophthora, root damage or ash dieback. Tested over 30 years.
Pests & Problems 22 June 2026 12 min read
Pear Midge: Save Your Pear Crop
Pear midge control for UK gardens: spot blackened, distorted fruitlets, break the soil pupation stage and protect your Conference and Williams pears.
Pests & Problems 22 June 2026 12 min read
Pollen Beetle: Harmful or Harmless?
Pollen beetle control made simple: why these tiny black beetles are harmless in UK gardens, plus the dark-room trick to clear cut flowers.
All pest and problem guides A–Z
- Acer Tar Spot UK: Cosmetic Disease Guide
- Allium Leaf Miner Control Guide UK
- Allium White Rot: The 20-Year Soil Problem
- Apple and Pear Scab UK: ID and Control
- Apple Bitter Pit: Brown Spots and How to Stop It
- Ash Dieback Identification UK
- Asparagus Beetle UK: Spot, Stop, Save the Crop
- Bay Sucker: Why Bay Leaves Curl and Yellow
- Bean Rust: Orange Spots Ruining Harvests
- Biological Pest Control: UK Guide
- Black Bean Aphid Identification and Control
- Black Spot on Roses Treatment UK
- Blossom End Rot: Causes and Prevention
- Box Tree Moth Treatment Guide UK
- Brassica Diseases UK: Identification Guide
- Brassica Downy Mildew: UK Guide
- Brown Rot UK: Stone Fruit Control Guide
- Cabbage Moth UK: Identification and Control
- Cabbage Root Fly: How to Protect Brassicas
- Cabbage White Butterfly: ID and Control
- Canker in Fruit Trees: UK Treatment
- Capsid Bug Identification: 4 UK Cures Tested
- Carrot Leaf Blight: UK Control Guide
- Carrot Root Fly: Prevention and Control UK
- Cat-Proof Garden: Plants and Fencing
- Chickweed UK: Identify, Control or Eat
- Chlorosis: Yellow Leaves Diagnosed
- Cleavers UK: Sticky Willy Removal Guide
- Clematis Wilt: How to Save a Dying Plant
- Club Root: Identification and Treatment
- Codling Moth: Protecting Apple Trees
- Common Bean Diseases: UK Guide
- Common Garden Weeds UK: Visual ID Guide
- Common Lawn Weeds: Identification and Control
- Common Tomato Diseases: UK ID Guide
- Conifer Hedge Browning: Why and How to Recover
- Conifer Too Big? UK Pruning Limits Explained
- Couch Grass UK: How to Beat the Worst Weed
- Cucumber Mosaic Virus Guide UK
- Cutworm UK ID: How to Save Your Seedlings
- Diamondback Moth: 4 UK Brassica Defences
- DIY Pesticides UK: 8 Legal Recipes That Work
- Earwig: Friend or Foe in the Garden?
- Fasciation: Why Plant Stems Go Flat and Curled
- Fix Root-Bound Seedlings UK: 5-Min Rescue
- Flea Beetle: Tiny Holes, Big Damage
- Fungus Gnats: How to Kill Them in Houseplants
- Fusarium Wilt on Tomatoes: UK ID and Recovery
- Garden Plant Diseases UK: ID Guide
- Gooseberry Sawfly: Stripped Bare Overnight
- Greenhouse Pest Control: UK Guide
- Greenhouse Whitefly: Identify and Control
- Herb Robert Removal UK: A Practical Guide
- Himalayan Balsam UK: ID, Removal and the Law
- How to Deal with Honey Fungus
- How to Deal with Horsetail
- How to Fix Root-Bound Houseplants
- How to Get Rid of Ants in the Garden
- How to Get Rid of Aphids in Your Garden
- How to Get Rid of Bindweed
- How to Get Rid of Brambles
- How to Get Rid of Foxes in Your Garden
- How to Get Rid of Houseplant Flies
- How to Get Rid of Moles in Your Garden
- How to Get Rid of Moss in Your Lawn
- How to Get Rid of Pigeons in a Garden
- How to Get Rid of Rats in Your Garden
- How to Get Rid of Slugs Naturally
- How to Get Rid of Tree of Heaven in the UK
- How to Stop Cats Pooing in Your Garden
- How to Use Neem Oil in the Garden
- Japanese Knotweed Identification Guide
- Keep Cats Out of Flowerbeds UK: 7 Ways Ranked
- Late Blight on Potatoes and Tomatoes
- Lawn Diseases: Identification and Treatment
- Leatherjackets: Why Your Lawn Has Brown Patches
- Lettuce Downy Mildew: Save Your Salads
- Lily Beetle: Identification and Control
- Mealybug: White Fuzz Killing Your Plants
- Mushrooms in Lawns UK: Causes and Fixes
- Oedema: Corky Bumps on Plant Leaves Explained
- Onion Diseases UK: Identify and Treat Fast
- Onion Downy Mildew: The Wet Weather Destroyer
- Onion Root Fly UK: 5 Defences That Work
- Organic Greenhouse Pest Control: 11 UK Methods
- Organic Pest Control for UK Gardens
- Organic Weedkillers: UK Guide
- Pea and Bean Weevil: How to Stop the Damage
- Pea Moth UK Prevention Guide
- Plant Reversion: Why Variegated Leaves Go Green
- Plants Toxic to Cats: UK Garden Guide
- Plants Toxic to Dogs: UK Garden Guide
- Pond Problems: Algae and Murky Water
- Potato Blackleg: How to Spot and Stop It
- Powdery Mildew Treatment for Plants
- Rabbits, Deer, Pigeons, Badgers UK Guide
- Raspberry Pests and Diseases in the UK
- Rose Not Flowering? 9 UK Causes and Fixes
- Rosemary Leaf Beetle UK Control
- Rust Disease in Plants: UK Treatment
- Scale Insects: The Bumps That Kill Plants Slowly
- Sciarid Fly Control in Seed Trays
- Slugs on Your Lawn: Real Damage or Just Trails?
- Small Holes in the Lawn Overnight
- Spanish Bluebells: UK ID, Removal, Native Pick
- Spider Mite Control in Greenhouses
- Squash and Courgette Diseases UK: What's Wrong?
- Stop Badgers Digging Up Your Lawn
- Stop Patio Ants Without Killing Your Plants
- Stop Rabbits Digging Up Your Lawn
- Stop Slugs Eating Dahlias UK: 8 Methods
- Three-Cornered Garlic UK: ID and Legal Removal
- Tomato Blight: Prevention and Treatment
- Tomato Diseases in Polytunnels: UK ID Guide
- Tomato Early Blight: Spot and Stop It
- Tomatoes Splitting on the Vine: UK Fix
- Too Much Iron Sulphate on a Lawn: The Fix
- Vegetable Pests and Diseases UK Guide
- Verticillium Wilt: The Silent Plant Killer
- Vine Weevil Treatment and Prevention
- Why Are My Apples Cracking? UK Causes & Fixes
- Why Do My Apples & Pears Taste Bitter or Off?
- Why Have My Onions Bolted? UK Causes & Fixes
- Why Your Hydrangea Won't Flower UK
- Wireworm Identification and Control UK
- Woodlice UK: Garden and Greenhouse Control
- Woolly Aphid: UK Identification and 4 Cures
- Worm Casts on the Lawn: The No-Chemical Fix