CAPTION contains Hexaconazole 5% SC, a systemic fungicide for controlling powdery mildew and sheath blight. Apply 20–25 ml per 15 liters of water. Available in 500 ml and 1-liter packs.CAPTION contains Hexaconazole 5% SC, a systemic fungicide for controlling powdery mildew and sheath blight. Apply 20–25 ml per 15 liters of water. Available in 500 ml and 1-liter packs.