Pest identification
What's eating my syngonium macrophyllum?
Spider mites
Signs: Bronze or yellow stippling spread across the wider leaf blade; webbing under leaves; leaf drop
Control: Rinse plant under shower; apply neem oil or insecticidal soap every 5–7 days; keep humidity above 55%
Mealybugs
Signs: Cottony white masses at stem nodes and petiole joints; sticky honeydew; slowed growth
Control: Spot-treat with 70% isopropyl alcohol; follow with neem oil spray; isolate immediately
Thrips
Signs: Silver streaks and tiny black specks on the leaf surface; distorted or scarred new leaves
Control: Remove affected leaves; apply spinosad or neem oil; use blue sticky traps to confirm and monitor
Keep syngonium macrophyllum pest-free
Healthy plants resist pests best. Get the basics right:
Syngonium macrophyllum pests — FAQ
What is eating my syngonium macrophyllum?
Syngonium macrophyllum is a larger-leafed species grown indoors that shares the same pest complex as other Syngonium: spider mites, mealybugs, and occasionally thrips. Its bigger leaf surface can hide larger mite colonies before you notice stippling. Check every leaf underside and junction point at least every two weeks.
How do I get rid of spider mites on syngonium macrophyllum?
Bronze or yellow stippling spread across the wider leaf blade; webbing under leaves; leaf drop Rinse plant under shower; apply neem oil or insecticidal soap every 5–7 days; keep humidity above 55%
How do I get rid of mealybugs on syngonium macrophyllum?
Cottony white masses at stem nodes and petiole joints; sticky honeydew; slowed growth Spot-treat with 70% isopropyl alcohol; follow with neem oil spray; isolate immediately
How do I get rid of thrips on syngonium macrophyllum?
Silver streaks and tiny black specks on the leaf surface; distorted or scarred new leaves Remove affected leaves; apply spinosad or neem oil; use blue sticky traps to confirm and monitor