Pest identification
What's eating my singapore yellow frangipani?
Frangipani caterpillar (Pseudosphinx tetrio)
Signs: Branches stripped bare within 48–72 hours; large yellow-and-black larvae rest openly on stems.
Control: Daily hand-picking of larvae and eggs; Bt spray; contact insecticide only as a last resort.
Mealybugs
Signs: Waxy white masses in branch crevices; sticky honeydew; sooty mold on leaves.
Control: Alcohol swab; neem oil or insecticidal soap; introduce Cryptolaemus predators for heavy infestations.
Frangipani rust (Coleosporium plumeriae)
Signs: Yellow spots above; orange powdery spore pustules beneath leaves; early leaf shed.
Control: Remove infected foliage immediately; copper fungicide spray; ensure good air circulation around the canopy.
Keep singapore yellow frangipani pest-free
Healthy plants resist pests best. Get the basics right:
- What eats red frangipani — the species this cultivar belongs to
- What's wrong with my plant? — the diagnosis apps compared
- Common singapore yellow frangipani problems & fixes
- Singapore Yellow Frangipani watering schedule
- Singapore Yellow Frangipani light requirements
- Full singapore yellow frangipani care guide
Singapore Yellow Frangipani pests — FAQ
What is eating my singapore yellow frangipani?
Singapore Yellow Frangipani (Plumeria rubra 'Singapore Yellow') is especially popular in warm-climate gardens where its chief threat is the frangipani caterpillar — a large sphinx moth larva that defoliates plants rapidly. Mealybugs are a persistent secondary pest. Frangipani rust may develop on leaf undersides during prolonged wet or humid weather.
How do I get rid of frangipani caterpillar (pseudosphinx tetrio) on singapore yellow frangipani?
Branches stripped bare within 48–72 hours; large yellow-and-black larvae rest openly on stems. Daily hand-picking of larvae and eggs; Bt spray; contact insecticide only as a last resort.
How do I get rid of mealybugs on singapore yellow frangipani?
Waxy white masses in branch crevices; sticky honeydew; sooty mold on leaves. Alcohol swab; neem oil or insecticidal soap; introduce Cryptolaemus predators for heavy infestations.
How do I get rid of frangipani rust (coleosporium plumeriae) on singapore yellow frangipani?
Yellow spots above; orange powdery spore pustules beneath leaves; early leaf shed. Remove infected foliage immediately; copper fungicide spray; ensure good air circulation around the canopy.