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Plumeria Rust

Coleosporium plumeriae

Plants Affected
  • All species of plumeria
Signs & Symptoms
  • Leaves get yellow spots on the top side

  • Leaves get orange powdery dots on underside and eventually fall off

How to Fix the Problem
  • Do not spray with water – it will spread the fungal spores

  • Remove leaf debris from the ground

  • If you are going to spray – start early

  • Some fungicides do work on plumeria rust; horticultural oils as well