Roundleaf' is a male selection that does not produce berries. Plants grow 5 to 10 feet tall and 5 to 12 feet wide. Burfordii' or Burford holly grows to 20 feet tall and wide. Rotunda' or Dwarf Chinese holly grows only to 3 to 4 feet tall and 6 to 8 feet wide. American hollies grow into trees to 50 feet tall.
Many cultivars exist.
Yellow Berry' with bright yellow berries. Cultivars with white variegated leaf margins are very distinctive. English hollies dislike poor drainage and low temperatures. Their growth rate is quite slow. Female plants produce small red berries in large clusters.