The Carrot Root Fly Killer is a nematode which will be well received by gardeners across the country as they try to rid their allotments kitchen gardens and vegetable plots of the dreaded Carrot Root Fly in a safe and natural way. Water Carrot Root Fly Killer nematodes into the soil shortly after carrot seeds germinate and the larvae will be quickly located by the nematodes which waste no time in entering them to release a bacteria that results in death. Key application time of Carrot Root Fly Killer is once in late April/early May and once late in July when the threat of carrot fly is at its peak. Covers 12 sq.m. Please Note: this item will be dispatched at the optimum time for application which will now be from Late April/Early May 2011