Pest identification
What's eating my stromanthe triostar?
Spider mites
Signs: Fine pale speckling on green portions of leaves; webbing on undersides; foliage loses colour vibrancy
Control: Raise humidity, shower foliage, treat with neem oil or insecticidal soap spray on a weekly cycle
Mealybugs
Signs: White cottony residue tucked inside leaf sheaths and along stems; sticky honeydew on leaves below
Control: Dab visible colonies with isopropyl alcohol; follow with neem oil foliar spray and root drench; repeat weekly
Thrips
Signs: Silvery-white scarring on the cream variegated areas; new shoots emerge distorted
Control: Remove and destroy affected leaves, apply spinosad or neem oil; continue treatment for 3–4 weeks
Keep stromanthe triostar pest-free
Healthy plants resist pests best. Get the basics right:
- What eats stromanthe — the species this cultivar belongs to
- What eats stromanthe triostar — our other guide for the same plant
- PictureThis alternatives — 7 plant ID apps compared
- Common stromanthe triostar problems & fixes
- Stromanthe Triostar watering schedule
- Stromanthe Triostar light requirements
- Full stromanthe triostar care guide
Stromanthe Triostar pests — FAQ
What is eating my stromanthe triostar?
Stromanthe Triostar's striking tricolour leaves are most often damaged by spider mites, which are drawn to the warm, dry air most homes provide in winter. Mealybugs shelter in the dense leaf sheaths, and thrips streak the cream and pink variegation. Consistent humidity above 50% and regular leaf inspection keep this plant pristine.
How do I get rid of spider mites on stromanthe triostar?
Fine pale speckling on green portions of leaves; webbing on undersides; foliage loses colour vibrancy Raise humidity, shower foliage, treat with neem oil or insecticidal soap spray on a weekly cycle
How do I get rid of mealybugs on stromanthe triostar?
White cottony residue tucked inside leaf sheaths and along stems; sticky honeydew on leaves below Dab visible colonies with isopropyl alcohol; follow with neem oil foliar spray and root drench; repeat weekly
How do I get rid of thrips on stromanthe triostar?
Silvery-white scarring on the cream variegated areas; new shoots emerge distorted Remove and destroy affected leaves, apply spinosad or neem oil; continue treatment for 3–4 weeks