Following on from the blog below Garden News reported today that there are two new methods of biological pest control available to gardeners. One for dealing with codling moth and another for cabbage white butterflies. These will help organic gardeners looking for an alternative to Derris, which is to be banned. Biological controls are usually parasitic organisms that kill their specific host and nothing else, thus making them much more acceptable to organic gardeners. Pesticides are less useful because they do not discriminate between pest and predator, killing the predators that would naturally feed on the pests and quite often giving the pest the advantage. Find out more at www.just-green.com.