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Bug Watch (Page 26 of 27)
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Description: The African Black Beetle, a form of scarab beetle, is a pest of lawns and should be controlled whilst active in February and March. The beetle is gnawing on the roots of many lawns. Then they lay eggs that hatch into curl grubs (witchetty grub looking larvae) that go dormant in winter but become active in spring. Th...
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This small metallic beetle is shiny with thickened hind legs which are adapted to jumping hence the flea reference. They chew irregular holes in leaves and buds. They are 3mm long.They attack many plants including the hibiscus, Norfolk Island hibiscus, grape, dahlia, avocado, rhubarb and lettuce.Control: Confidor.
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Rose Rosette Disease is spreading like a plague in America, becoming an increasing threat to ornamental roses in the eastern half of the country. It is a virus-like disease that causes a 'broom-like' proliferation of pale contorted new growth to emerge from a single cane. RRD also distorts flower colour and can eventuall...
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Unfortunately many plants have the tendency to sucker below the graft union creating the root stock to grow and eventually take over the plant. It is important to check plants for suckering. Grafted plants such as citrus, passionfruit, autumn trees and Robinia are prone to suckering.Control: Remove suckers (shoots) from the unde...
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Scales are soft insects with a hard covering of scale. They suck the sap and excreting a liquid sweet sugary substance called honeydew. This waste product promotes the development of black sooty mould, a black fungus that smothers branches and leaves, blocking sunlight from the plant. This sweet sugary substance attracts ants wh...
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