China Aster (Callistephus chinensis)
Leaf miners (Liriomyza trifolii and L. compositella)
Symptoms
- Puncture and feed on petals and leaves.
- Winding or blotchy discoloration on leaf surface.
Management
- Spray neem garlic emulsion (20 ml neem oil + 20 gram garlic paste + 5 gram bar soap/litre of water).