Slideshows of tree parasites with help and advice on ecological gardening.

Information on natural herbicide, fungicide and insecticide which can also protect against vine weevil.

Sell a wide range of ultrasonic devices for pest deterrence, ionisers, tap water cleaners and simulated security cameras.

Comprehensive information from Liverpool firm offering non-poisonous, organic pest control, waste disposal and tough cleaning products for home and garden; some site links are broken.

Safe pest control products for the eradication and deterrence of rats, mice, cockroaches, flies, wasps, pigeons and vermin.

Manufacturers of Baby Bio, Provado, slug pellets and Phostrogen plant food offer information on their products and help on identifying and treating pests and diseases.

Site offering extensive information about a wide range of pests from firm offering pest control products and services across the UK; site omits the company's address.

Product information from Bishop Auckland, Durham producers of Renardine, a small mammal repellant, and SAS, a slug and snail repellant.

Manufacturer of pheromones, insect traps, bait protection equipment and pest control products.

Chemical and non-chemical solutions examined at length by Dr. Bill Symondson, invertebrate ecologist at the University of Wales, Cardiff.