Pest identification
What's eating my lisbon lemon?
Citrus leafminer
Signs: Silvery serpentine mines in new leaves; rolled, distorted leaf margins
Control: Neem oil or spinosad applied at bud-burst of each new flush; remove severely damaged shoots
Brown soft scale
Signs: Oval brown bumps on stems and leaf midribs; honeydew drips attract ants and sooty mold
Control: Horticultural oil spray in spring and summer; control ant populations that protect scale from predators
Aphids
Signs: Sticky, puckered new growth with clusters of green or black insects
Control: Water jet dislodgement; insecticidal soap or neem; release of predatory insects
Keep lisbon lemon pest-free
Healthy plants resist pests best. Get the basics right:
Lisbon Lemon pests — FAQ
What is eating my lisbon lemon?
Lisbon Lemon shares the same pest profile as other Citrus limon cultivars. Citrus leafminer is the most damaging routine pest, disfiguring young flushes. Scale insects build up on bark, and aphids cluster on new growth. Asian citrus psyllid requires vigilant monitoring in warm climates due to the risk of spreading HLB disease.
How do I get rid of citrus leafminer on lisbon lemon?
Silvery serpentine mines in new leaves; rolled, distorted leaf margins Neem oil or spinosad applied at bud-burst of each new flush; remove severely damaged shoots
How do I get rid of brown soft scale on lisbon lemon?
Oval brown bumps on stems and leaf midribs; honeydew drips attract ants and sooty mold Horticultural oil spray in spring and summer; control ant populations that protect scale from predators
How do I get rid of aphids on lisbon lemon?
Sticky, puckered new growth with clusters of green or black insects Water jet dislodgement; insecticidal soap or neem; release of predatory insects