young shoots of hogweed in early spring - a plant that increases sensitivity to ultraviolet leading to skin burns

apiaceae invasive toxic dangerous burn paltirxan beam pickan hogweed forest seedlings shoots spring umbrella photosensitizing furanocoumarins phytophotodermatitis edible allergen infection antiborschevik destruction mowing captures juice irritant pollen fertile seeds capture resettlement displacement destroy eradication reveal find fungicide feed food survival