RED CLUSTER Clemson Bottlebrush Live Tree Plant Callistemon Rigidus Unusual Flowers Attract Hummingbirds Starter Size 4 Inch Pot Emerald Tm Starter Size Plant growing in a 4 inch diameter pot. Plant will average a 6 to 10 inches tall. No bloom or bud on arrival. Fast, upright growing, bushy habit. Matures as a large multi-stemmed tree-like shrub at 15 to 20 feet. Unique interesting bottlebrush shaped red flowers. Attracts hummingbirds and butterflies. Great for property border and boundary hedges, privacy screens, or stand alone accent. Semi-Tropical. Recommended for USDA Zones 8, 9, 10, 11 (Cold Protection Recommended All Zones until well established, for the best year round appearance, earliest bloom, and longest life.)