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Identifying scale insects on Aloe Vera
Small brown or tan shell-like bumps on the underside of leaves and along leaf edges, often near the base of the rosette where they're easy to overlook.
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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 Aloe Vera
Scale insects sap-suck along the leaf surface, causing yellow or brown patches and weakening the leaf, with honeydew buildup that can coat lower leaves in sticky residue.
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How to treat scale insects on Aloe Vera
Scrape off visible scale with a fingernail or soft toothbrush, then wipe the area with rubbing alcohol. Follow with horticultural oil, repeating every 1–2 weeks until resolved.
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Preventing scale insects on Aloe Vera
Inspect leaf undersides and the base of the rosette periodically, and quarantine new plants before placing them nearby.