Pest identification
What's eating my hoya rosarioae?
Mealybugs
Signs: Cottony white masses at leaf nodes; honeydew residue; weakened new growth
Control: Spot-treat with 70% isopropyl alcohol on a cotton swab; follow with weekly neem oil spray for 4 weeks
Spider mites
Signs: Pale yellow speckling on leaves; fine silk webbing under foliage in dry air
Control: Rinse foliage and increase humidity; apply insecticidal soap every 5–7 days for at least three treatments
Aphids
Signs: Soft insects clustered on tender new shoots; distorted young leaves and sticky secretions
Control: Remove by hand or with a water blast; spray with insecticidal soap or neem oil weekly until clear
Keep hoya rosarioae pest-free
Healthy plants resist pests best. Get the basics right:
Hoya Rosarioae pests — FAQ
What is eating my hoya rosarioae?
Hoya rosarioae is a rare Philippine species best grown indoors, where the main pest risks are mealybugs and spider mites — typical hoya threats. Its collector status makes prevention even more valuable than cure. Quarantine new plants for two weeks before placing them near your hoya collection.
How do I get rid of mealybugs on hoya rosarioae?
Cottony white masses at leaf nodes; honeydew residue; weakened new growth Spot-treat with 70% isopropyl alcohol on a cotton swab; follow with weekly neem oil spray for 4 weeks
How do I get rid of spider mites on hoya rosarioae?
Pale yellow speckling on leaves; fine silk webbing under foliage in dry air Rinse foliage and increase humidity; apply insecticidal soap every 5–7 days for at least three treatments
How do I get rid of aphids on hoya rosarioae?
Soft insects clustered on tender new shoots; distorted young leaves and sticky secretions Remove by hand or with a water blast; spray with insecticidal soap or neem oil weekly until clear