Small, yellowish green spots form on young leaves. On old leaves the centers of the spots are dead and straw colored with dark margins. Rough corky spots form on the fruits and old leaves may turn yellow and drop. The disease is seed and soil borne. No chemical control is listed.
Cercospora Leaf Spot
Round, water soaked spots form on leaves and stems. The spots enlarge to 1/4 to 1/2 inch and turn white with dark margins. Infected leaves drop. No chemical control is listed.
Mosaic infested leaves are curled and mottled green and yellow. The fruit are yellowed and show green ringspots. The plants are stunted and produce fewer fruit. Grow mosaic resistant varieties. No chemical controls are listed.