Pest identification
What's eating my primulina tamiana?
Mealybugs
Signs: White cottony clusters in leaf axils and stem joints; leaves yellow and growth stalls
Control: Dab colonies with a cotton swab dipped in 70% isopropyl alcohol; follow with weekly neem oil spray until clear
Spider mites
Signs: Fine stippling on leaf surfaces; webbing in severe infestations; leaves bronze and dry
Control: Raise humidity, rinse foliage gently, and apply insecticidal soap or neem oil every 5–7 days for 3 cycles
Fungus gnats
Signs: Larvae chew fine roots; seedlings or young plants wilt; adults visible around compost surface
Control: Allow top inch of soil to dry between waterings; use yellow sticky traps; drench with Bacillus thuringiensis var. israelensis (Bti)
Keep primulina tamiana pest-free
Healthy plants resist pests best. Get the basics right:
Primulina tamiana pests — FAQ
What is eating my primulina tamiana?
Primulina tamiana is a compact indoor gesneriad susceptible to spider mites and mealybugs in dry conditions, and fungus gnats when soil stays too wet. Keep humidity moderate, avoid waterlogging, and inspect leaf axils regularly. Mealybugs are the most common threat on this small-leaved species.
How do I get rid of mealybugs on primulina tamiana?
White cottony clusters in leaf axils and stem joints; leaves yellow and growth stalls Dab colonies with a cotton swab dipped in 70% isopropyl alcohol; follow with weekly neem oil spray until clear
How do I get rid of spider mites on primulina tamiana?
Fine stippling on leaf surfaces; webbing in severe infestations; leaves bronze and dry Raise humidity, rinse foliage gently, and apply insecticidal soap or neem oil every 5–7 days for 3 cycles
How do I get rid of fungus gnats on primulina tamiana?
Larvae chew fine roots; seedlings or young plants wilt; adults visible around compost surface Allow top inch of soil to dry between waterings; use yellow sticky traps; drench with Bacillus thuringiensis var. israelensis (Bti)