Pest identification
What's eating my japanese climbing fern?
Spider mites
Signs: Fine webbing and pale stippling on tiny leaflets; fronds dry out rapidly in heated rooms
Control: Raise humidity; shower the plant; apply neem oil or insecticidal soap spray every 7 days
Mealybugs
Signs: White waxy deposits where the twining stems meet supports or each other; slowed growth
Control: Apply isopropyl alcohol on cotton swabs; spray with insecticidal soap; prune overcrowded stems to improve access
Scale insects
Signs: Brownish bumps on stems; sticky residue and sooty mold developing below feeding sites
Control: Scrape off; treat with horticultural oil or neem oil spray; repeat every two weeks until clear
Keep japanese climbing fern pest-free
Healthy plants resist pests best. Get the basics right:
Japanese Climbing Fern pests — FAQ
What is eating my japanese climbing fern?
Japanese Climbing Fern grown indoors or in a tropical greenhouse can be affected by spider mites in dry conditions, mealybugs hiding in the dense twining stems, and scale insects on older growth. Because it is an invasive species outdoors in warm climates, avoid allowing it to naturalize in gardens in the southeastern US.
How do I get rid of spider mites on japanese climbing fern?
Fine webbing and pale stippling on tiny leaflets; fronds dry out rapidly in heated rooms Raise humidity; shower the plant; apply neem oil or insecticidal soap spray every 7 days
How do I get rid of mealybugs on japanese climbing fern?
White waxy deposits where the twining stems meet supports or each other; slowed growth Apply isopropyl alcohol on cotton swabs; spray with insecticidal soap; prune overcrowded stems to improve access
How do I get rid of scale insects on japanese climbing fern?
Brownish bumps on stems; sticky residue and sooty mold developing below feeding sites Scrape off; treat with horticultural oil or neem oil spray; repeat every two weeks until clear