Pest identification
What's eating my ridleyandra sp.?
Mealybugs
Signs: White waxy fluff in leaf axils and on stem bases; slow plant growth; honeydew and sooty mold developing on leaves
Control: Apply 70% isopropyl alcohol with a cotton swab; follow up with neem oil spray; repeat weekly for a month
Spider mites
Signs: Fine pale stippling across leaves; webbing at growing points; yellowing foliage in advanced infestations
Control: Mist the plant and raise ambient humidity; treat with neem oil or a soap-based miticide every 5–7 days
Fungus gnats
Signs: Root feeding by larvae; poor overall vigour; gnat adults hovering near damp soil
Control: Improve drainage; let the mix surface dry between waterings; drench with Bti; use yellow sticky traps for adults
Keep ridleyandra sp. pest-free
Healthy plants resist pests best. Get the basics right:
Ridleyandra sp. pests — FAQ
What is eating my ridleyandra sp.?
Ridleyandra species are rare Malesian gesneriads kept mainly by specialist collectors as houseplants. In cultivation, mealybugs are the primary pest threat, hiding deep in leaf axils on the rosette. Spider mites may appear in dry indoor air. Fungus gnats can damage roots if the mix becomes waterlogged.
How do I get rid of mealybugs on ridleyandra sp.?
White waxy fluff in leaf axils and on stem bases; slow plant growth; honeydew and sooty mold developing on leaves Apply 70% isopropyl alcohol with a cotton swab; follow up with neem oil spray; repeat weekly for a month
How do I get rid of spider mites on ridleyandra sp.?
Fine pale stippling across leaves; webbing at growing points; yellowing foliage in advanced infestations Mist the plant and raise ambient humidity; treat with neem oil or a soap-based miticide every 5–7 days
How do I get rid of fungus gnats on ridleyandra sp.?
Root feeding by larvae; poor overall vigour; gnat adults hovering near damp soil Improve drainage; let the mix surface dry between waterings; drench with Bti; use yellow sticky traps for adults