Place 20 yellow sticky traps coated with castor oil on polythene sheets to attract whiteflies. For anthracnose in pole beans, remove affected plants and pods.
Pending expert review
Source
Crop Production Guide – Horticulture Crops 2020 (Directorate of Horticulture and Plantation Crops, Tamil Nadu & Tamil Nadu Agricultural University (TNAU)), French bean – Plant protection (whitefly), pp. 111–113
Region
Tamil Nadu
Last updated
2026-11-05
Pests and diseases: ask before you spray
The source lists chemical treatments for white grub, stem weevil, leafhoppers, aphids, ash weevils, pod borer, powdery mildew, rust, anthracnose, leaf spot and root rot. Choose any product only with your local Horticulture or Agriculture Officer.
Follow the instructions on the product label. Consult your local Agriculture Officer before use.
Pending expert review
Source
Crop Production Guide – Horticulture Crops 2020 (Directorate of Horticulture and Plantation Crops, Tamil Nadu & Tamil Nadu Agricultural University (TNAU)), French bean – Plant protection, pp. 111–113
