Chrysanthemum chlorotic mottle viroid Purchase virus-indexed plants that are free of the pathogen. Destroy infected plants and disinfest tools used to handle them. Do not handle healthy chrysanthemums after handling infected plants. Foliar Nematode V-shaped yellow areas develop between the veins. These become water soaked, then brown and dry.
Some cultivars are symptomless however.
Plant in pasteurized soil or soilless mix free of the pathogen. Water in a manner that keeps plant surfaces dry. Remove and destroy infected plants and debris. Fusarium Wilt Symptoms vary with the cultivar infected. Yellowing of leaves, wilting, and discoloration of the vascular tissue develops up one side of the plant.