Echeveria laui · Succulent
Root rot: Water only when compost is dry and ensure pots have excellent drainage.
Powdery mildew: Improve air circulation and avoid wetting foliage; treat with a suitable fungicide if severe.
Mealybugs: Wipe off with alcohol-dipped cotton bud or apply insecticidal soap.
Vine weevil: Use biological nematodes or systemic insecticides to control larvae.
Leaf tip burn: Water with rainwater instead of tap water to avoid fluoride damage.