Pest identification
What's eating my alocasia triangularis?
Spider mites
Signs: Pale yellow speckling on leaves; webbing at stem bases; leaves may curl under in heavy infestations
Control: Shower plant regularly, maintain high humidity, treat with neem oil or insecticidal soap every 7 days
Mealybugs
Signs: White cottony clusters in leaf axils; honeydew secretion causes sticky leaves and sooty mold
Control: Apply isopropyl alcohol directly to each bug; spray entire plant with diluted neem oil solution
Fungus gnats
Signs: Tiny flies hovering at soil level; root damage from larvae causes drooping or yellowing
Control: Let topsoil dry between waterings; use BTi soil drench and yellow sticky traps near the pot
Keep alocasia triangularis pest-free
Healthy plants resist pests best. Get the basics right:
Alocasia Triangularis pests — FAQ
What is eating my alocasia triangularis?
Alocasia Triangularis, named for its distinctive triangular leaves, is most commonly affected by spider mites and mealybugs when grown indoors. Its compact form means pests can spread quickly from leaf to leaf. Check new growth weekly and use a preventive neem oil spray every 4–6 weeks to stay ahead of infestations.
How do I get rid of spider mites on alocasia triangularis?
Pale yellow speckling on leaves; webbing at stem bases; leaves may curl under in heavy infestations Shower plant regularly, maintain high humidity, treat with neem oil or insecticidal soap every 7 days
How do I get rid of mealybugs on alocasia triangularis?
White cottony clusters in leaf axils; honeydew secretion causes sticky leaves and sooty mold Apply isopropyl alcohol directly to each bug; spray entire plant with diluted neem oil solution
How do I get rid of fungus gnats on alocasia triangularis?
Tiny flies hovering at soil level; root damage from larvae causes drooping or yellowing Let topsoil dry between waterings; use BTi soil drench and yellow sticky traps near the pot