China Aster (Callistephus chinensis)
Caterpillars (Helicoverpa armigera)
Symptoms
- Create irregular holes on leaves and flowers.
- Slows the growth and in some times completely kills young plants.
Management
- Remove larvae seen on the leaf.
- Remove and destroy infected leaves.
- Spray Bacillus thuringiensis formulations to kill the larvae.
- Spray neem garlic emulsion (20 ml neem oil + 20 gram garlic paste + 5 gram bar soap/litre of water).

