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Bug Watch (Page 2 of 27)
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Citrus Gall WaspWhat do they look like?The extremely small black wasps are rarely seen, it's the result of their attack which we notice. Swollen lumps (Galls) appear on stems of citrus, gradually increasing in size and becoming brown and rough over time.What do they do?The wasp lays its eggs in the young, soft twigs and stem...
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Artillery Fungus (Sphaerobolus)What does it look like?Small brown/black raised, circular spots often on white or light coloured outdoor surfaces including cars and houses. They resemble scale insects or splattered tar spots.What do they do?The visible spots are actually spore masses which are ejected from the fungi which grows i...
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Frangipani Rust (Coleosporium dominguense)What does it look like?Orange powdery spores on the underside of leaves, usually in late summer/early autumn.What does it do?Warm and humid conditions encourage the growth of this fungal disease. The rust grows on the underside of the leaf causing discolouration and immature leaf drop.Tr...
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Rose Black SpotBlack spot can be identified by leaf yellowing and black spots on the leaves, these spots can reach 12mm across. The spots are circular in shape with irregular or fringed edges. Leaves turn yellow and drop off earlier than usual. Continued defoliation of plants causes them to become weak, resulting in die back and...
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Madeira Vine (Andredera cordifolia) What does it look like? &...
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