Garden Pests and Lawn Pests

More information on lawn care.

Processionary caterpillar


Famous for their mass migrations, and notorious for their adverse medical effects, these caterpillars are found over most of Australia. Would you be able to recognise a processionary caterpillar?

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Maroga melanostigma Pecan Stem girdler adult

Maroga melanostigma

The larvae of these moths can eat solid wood and can quickly kill a small tree – would you be able to identify a Pecan stem-girdler?

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Spitfires (sawfly larvae)


These caterpillar-like pests gather in groups and threaten predators with poisonous spit, giving them their common name – spitfires. But would you be able to recognise the wasp-like adults, the sawflies?

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Passionvine hopper nymph image


These insects feed on dozens of garden vegetables, ornamentals, native plants and weeds. They look like moths, jump like fleas, and their nymphs have long waxy filaments coming out of their abdomens. Would you be able to identify a passionvine hopper?

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A notorious pest from a family of notorious pests, these caterpillars will feast on almost anything, and thrive on vegetables and poisonous weeds. Could you identify a cluster caterpillar?

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Christmas beetle image


Every year this insect emerges to defoliate eucalyptus and delight with their festive colours. But their numbers seem to have crashed in recent years. Would you be able to identify a Christmas beetle?

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Mealybugs are a common problem for gardeners. Also called unarmoured scale insects, their waxy cuticle and habit for hiding around the joins between stems and leaves make them difficult to control with insecticides. How would you control a mealybug infestation?

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A common weed faced by lawn managers, fleabane is one species where a selective herbicide can deliver better results than the usual go-to glyphosate.

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Green vegetable bug adult


With almost 400 species in Australia, these bugs are best known for their shape and noxious chemical defences. Would you be able to recognise a stink bug? Green vegetable bug (Nezara viridula) shown above.

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