Pest identification
What's eating my macarthur palm?
Spider mites (Tetranychus urticae)
Signs: Fine silvery stippling and webbing on leaflets; fronds yellowing and browning at tips in dry conditions
Control: Mist fronds to raise humidity; apply neem oil or insecticidal miticide spray; repeat weekly for 3–4 weeks
Scale insects
Signs: Hard or waxy bumps along rachises and leaflets; yellowing fronds; sticky honeydew leading to sooty mold
Control: Remove mechanically with a soft brush; apply horticultural oil or neem oil; systemic insecticide for heavy infestations
Mealybugs
Signs: White cottony masses at leaf axils and stem bases; leaf distortion and premature yellowing
Control: Dab with isopropyl alcohol on a cotton swab; spray insecticidal soap or neem oil; isolate affected plants immediately
Keep macarthur palm pest-free
Healthy plants resist pests best. Get the basics right:
Macarthur Palm pests — FAQ
What is eating my macarthur palm?
Macarthur Palm is primarily threatened by spider mites and scale insects when grown indoors or in sheltered tropical gardens. Outdoors in humid climates, palm aphids and mealybugs also appear. Fungus gnats can infest container-grown specimens. Regular inspection and neem oil treatments keep most problems manageable on this clumping tropical palm.
How do I get rid of spider mites (tetranychus urticae) on macarthur palm?
Fine silvery stippling and webbing on leaflets; fronds yellowing and browning at tips in dry conditions Mist fronds to raise humidity; apply neem oil or insecticidal miticide spray; repeat weekly for 3–4 weeks
How do I get rid of scale insects on macarthur palm?
Hard or waxy bumps along rachises and leaflets; yellowing fronds; sticky honeydew leading to sooty mold Remove mechanically with a soft brush; apply horticultural oil or neem oil; systemic insecticide for heavy infestations
How do I get rid of mealybugs on macarthur palm?
White cottony masses at leaf axils and stem bases; leaf distortion and premature yellowing Dab with isopropyl alcohol on a cotton swab; spray insecticidal soap or neem oil; isolate affected plants immediately