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Identifying scale insects on Medlar
Brown, tan, or white shell-like bumps on stems and leaves. Can look like part of the plant.
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Life cycle
Crawlers emerge from under scale and disperse. Settled scales are immobile under protective shell.
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Damage to Medlar
Sap-sucking weakens plant. Honeydew leads to sooty mould. Heavy infestations cause dieback.
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How to treat scale insects on Medlar
Scrape off manually. Apply horticultural oil. Systemic insecticide for severe cases.
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Preventing scale insects on Medlar
Inspect new plants. Avoid stress conditions that weaken plants.