blooming inflorescence of giant hogweed.

abandoned abundant aggressive agressive and apiaceae blooming botany closeup common cow cowparsnip danger day dense ecology environment field flower foliage food giant giganteum green growing growth harm harmful heracleum herbaceous high hogweed inflorescence invade invasive large leaf meadow nature neglected outstanding parsnip perennial phototoxic plant poisonous powerful rapid sky specie sphondylium spreading stem summer sunlight survivability thicket trees umbelliferous uncultivated useless vibrant weed white widespread wildflower