Rhododendron pseudochrysanthum · Shrub
Bud blast: Site in a sheltered position away from cold winds and avoid late pruning.
Powdery mildew: Improve air circulation and apply a suitable fungicide if severe.
Slugs and snails: Use slug pellets, iron phosphate baits, or hand-pick at night.
Vine weevil: Apply systemic insecticide drenches or use nematode treatments in soil.
Leaf spot: Remove affected leaves and avoid wetting foliage when watering.