Lachenalia contaminata · Bulb
Bulb rot: Ensure excellent drainage and keep bulbs dry during dormancy to prevent fungal infection.
Slugs and snails: Use physical barriers like copper tape or apply iron phosphate pellets around the base.
Vine weevil: Apply nematodes to the soil in autumn and winter to control root-feeding larvae.
Powdery mildew: Improve air circulation and spray with a sulphur-based fungicide if infection occurs.