Pest identification
What's eating my swingle's primulina?
Mealybugs
Signs: Waxy white clusters at leaf axils and stem bases; sticky deposits; slow, weakened growth
Control: Dab with alcohol swabs; spray with diluted neem oil or insecticidal soap; repeat weekly for at least three applications
Cyclamen mites
Signs: New leaves are stunted, cupped, and distorted; growing tip may die back in severe cases
Control: Remove and discard affected growth; apply miticide; quarantine from other gesneriads, which are highly susceptible
Fungus gnats
Signs: Larvae damage fine roots in overly moist compost; adults fly around the plant
Control: Reduce watering frequency; top-dress with fine grit to deter egg-laying; use Bti soil drench
Keep swingle's primulina pest-free
Healthy plants resist pests best. Get the basics right:
Swingle's primulina pests — FAQ
What is eating my swingle's primulina?
Swingle's primulina (Primulina swinglei) is a rare gesneriad houseplant susceptible to common indoor pests. Mealybugs and cyclamen mites are the primary threats, as with most Primulina species. Overwatered plants attract fungus gnats. Keep it in bright indirect light with good airflow to reduce pest pressure.
How do I get rid of mealybugs on swingle's primulina?
Waxy white clusters at leaf axils and stem bases; sticky deposits; slow, weakened growth Dab with alcohol swabs; spray with diluted neem oil or insecticidal soap; repeat weekly for at least three applications
How do I get rid of cyclamen mites on swingle's primulina?
New leaves are stunted, cupped, and distorted; growing tip may die back in severe cases Remove and discard affected growth; apply miticide; quarantine from other gesneriads, which are highly susceptible
How do I get rid of fungus gnats on swingle's primulina?
Larvae damage fine roots in overly moist compost; adults fly around the plant Reduce watering frequency; top-dress with fine grit to deter egg-laying; use Bti soil drench