Septoria are fungi that cause many leaf spot diseases of garden plants.
Prune out infested shoots in winter. Where possible grow plants in areas with good ventilation and sunshine to prevent water from resting for long periods on the foliage.
To control leaf spot diseases use ORGANIC COPPER OXY or SUPER SPECTRUM.
Once infestation is under control you can use SPECTRUM as a preventative treatment to maintain a healthy plant.
Septoria fungi cause losses and disease in many crop and garden plants. They cause leaf spot and blotches.
Septoria are Ascomycete fungi that cause numerous leaf spot diseases on agricultural crops, forage and many garden vegetables.