Cardamom (Elettaria cardamomum)
Shoot/Capsule borer (Conogethes punctiferalis )
Symptoms
- Serious problem to cardamom growers of Kerala, Tamil Nadu and Karnataka.
- At the early stage of the crop, the caterpillars of this yellow-coloured moth borer into the core of the aerial stem resulting in the death of central spindle, which appears as characteristic dead hearts.
- At the time of flowering, when the caterpillars attack the panicles and spikes it may lead to flower shedding and drying up of the attacked portions.
- At a later stage of the crop, the caterpillars bore into the capsules, feed on the seeds and make them hollow.
Management
- Spray neem seed kernel extract (50 g/litre of water).
Chemical Control
| Sl.No | Generic Name | Trade Name | Color code | Dosage/litre | Recommendation | Remarks | |
|---|---|---|---|---|---|---|---|
| Dosage/acre (200 L) | Dosage/hectare (500 L) | ||||||
| 1 | Diafenthiuron 50 WP | Pegasus, Polo, Derby | Blue | 0.16 g | 32 g | 80 g | Apply at severe attack |
| 2 | Quinalphos 25 EC | Agroquin, Anuphos, Guin Guard Tagquin, H.LX, Hilquin Geelux, Kinalaux Exalux, Krilux, Quinaswan Flash, Quincid Starlux, Rambalux Quinolux | Yellow | 2 ml/litre of water | 400 ml | 1000 ml | Apply at severe attack |
Extremely Toxic
Highly Toxic
Moderately Toxic
