How to Identify Plumeria Rust – Orange Pustules, Leaf Drop & Underside Infection Plumeria rust is one of the most widespread and easily recognizable fungal diseases affecting plumeria foliage, particularly in humid or subtropical climates. Caused by the fungus Coleosporium plumeriae, this disease produces distinctive orange-yellow pustules on the undersides of leaves and can lead […]

How to Treat Plumeria Rust – Organic Sprays, Leaf Removal & Seasonal Control Plumeria rust is a highly contagious but manageable fungal disease that targets the undersides of leaves, especially during warm, humid weather. Caused by Coleosporium plumeriae, this disease can quickly defoliate your tree if ignored. However, with a combination of timely pruning, fungicidal […]

How to Prevent Plumeria Rust – Seasonal Sprays, Leaf Hygiene & Moisture Control Plumeria rust is a highly contagious fungal disease that can lead to widespread leaf loss, reduced blooming, and recurring outbreaks if not managed proactively. Fortunately, it’s also one of the easiest fungal threats to prevent—if you understand when and where it starts. […]