Rubus ulmifolius · Shrub
Grey mould (Botrytis): Improve air circulation by thinning dense growth and remove affected plant parts.
Slugs and snails: Use physical barriers like copper tape or apply iron phosphate-based pellets around the base.
Vine weevil: Apply nematode treatments to the soil in autumn or use biological controls for adults.
Powdery mildew: Spray with a fungicide or milk solution and ensure good air circulation around the plant.
Rust: Remove infected leaves immediately and apply a copper-based fungicide if severe.