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 Botanic Garden >> Gardening >  >> Question and Answer >> Plant Diseases

King Sago White Spots: Scale or Aphids—Check Asian Cycad Scale

New to king sagos. Plant covered in white spots under foliage, looks painted. Scale or bugs? Treat? Otherwise healthy.

Likely Scale or Aphids

Check Asian Cycad Scale guide—invasive, devastating. White, cottony on veins/stems.

Action

  • ID with magnifier
  • If scale: systemic imidacloprid + oil
  • If aphids: insecticidal soap
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