Tropical Hibiscus Plant White Red Throat Hawaiin Dot aka Melba, White Wings Economical Starter Size Plant Growing In A 4 Inch Diameter Plastic Pot Large classic hibiscus flowers, white with ruby red throat Popular Tropical Landscape Shrub. Vigorous Disease Resistant Bush Showy, prolific, nearly year round boomer in warm climates. Recommended for USDA Zones 9, 10, 11 (Cold Protection Recommended All Zones for the best year round appearance, earliest bloom and longest life.