Moltes espècies animals utilitzen aquest arbust per alimentar-s'hi, incloent-hi el cérvol mul, que mengen les fulles, i moltes aus i mamífers, incloent-hi l'ós negre americà, que es mengen les glans.
Many animal species use this shrub for food, including mule deer, which eat the leaves, and many birds and mammals, including the American black bear, which eat the acorns.WikiMatrix WikiMatrix