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Leatherjackets

By Gardeners' World on 18/10/2011 15:27:34

and can be collected in the morning. Encourage natural predators, such as spiders and garden birds, especially starlings. Use the biological control Steinernema feltiae, which should be applied while the ground is still moist and warm in late


Cabbage white caterpillars

By Gardeners' World on 18/10/2011 14:35:19

with the biological control Steinernema carpcapse.With heavy infestations, use an insecticide based on pyrethrum (only use once a season on crops).brassicas and nasturtiumsearly spring to autumnCommon problems when growing vegetables


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