17 American Holly Facts Growth Species Geography
Christmas holly, prickly holly, evergreen holly, Yule holly, and white holly are all names for the American holly.Many birds are drawn to the vivid crimson berries, particularly thrushes such as blackbirds, fieldfares, redwings, and mistle- and song-thrushes. Because of slightly poisonous chemicals such as saponins, flavonoids, and cyanogenic glycosides, the berries are extremely hard and bitter throughout fall and early winter.Hard frosts break down these compounds as winter progresses, finally rendering the berries edible in late winter and early spring, when hedgerows are otherwise barren....