Powdery mildewCaused by: Leveillula taurica
Problem Category: Fungal Disease
Symptoms: White, powdery growth on underside of leaves which starts in patches but starts to spread across whole leaves, including the top surface; yellow-brown discoloration on underside of leaves; leaves curling.
Comments: Disease can occur in both humid and dry conditions; disease spreads most rapidly in humid conditions; disease commonly affects older leaves.
Management: Apply appropriate fungicide if disease is severe.
Control: mix 6 litres of Fermented Butter in 100 litres of water to controlpowdery mildew