Fungicide BUMPER Propiconazole 25% EC BUMPER is a systemic foliar fungicide of the triazole group, with protective and curative action. BUMPER has broad spectrum activity against a wide range of fungal diseases of wheat, barley, rye, oats, rice, maize, grass, turf, banana, coffee, pecan, sugarcane, beets, stone fruits, peanuts and ornamentals. BUMPER is of low mammalian toxicity and does not affect honeybees, beneficial insects or wildlife.