CALOTROPIS GIGANTEA Giant Milkweed Tree Plant Butterfly Garden Purple Flowers Starter Size 4 Inch Pot Emeralds Tm Economical 4 Inch Starter Size Plant Growing In A 4 Inch Starter Size Pot. Plant will average 6 to 10 inches tall. No bloom or bud on arrival. Fast growing, salt tolerant, soft wooded, evergreen or semi-decidous tree like shrub. Produces clusters five petaled waxy flowers in multiple shade of lavender and purple. Attracts Hummingbirds, Butterflies Tropical. Recommended USDA Zone Range 10, 11 (Cold Protection required all Zones)