pest_control
Scale Insects on Thanksgiving Cactus
How to identify and get rid of scale insects on Thanksgiving Cactus. Size: 1–5mm.
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Identifying scale insects on Thanksgiving Cactus
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 Thanksgiving Cactus
Sap-sucking weakens plant. Honeydew leads to sooty mould. Heavy infestations cause dieback.
healing
How to treat scale insects on Thanksgiving Cactus
Scrape off manually. Apply horticultural oil. Systemic insecticide for severe cases.
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Preventing scale insects on Thanksgiving Cactus
Inspect new plants. Avoid stress conditions that weaken plants.