Seeds from Hibiscus Honeymoon White Eye. A showy, gigantic, ruffled white flowers with large flowers that really make a bold statement for this plant that’s under 3 feet tall. It’s attractive, glossy, large, dark-green leaves make a statement. It is a good choice for attracting butterflies and hummingbirds to your yard. Honeymoon White Eye Hibiscus will grow to be about 32 inches tall at maturity, with a spread of 24 inches. When grown in masses or used as a bedding plant, individual plants should be spaced approximately 20 inches apart. It grows at a fast rate, and under ideal conditions can be expected to live for approximately 5 years. Height: 32 inches Spacing: 20 inches Sunlight: full sun partial shade Hardiness Zone: 4b – 8b Other Names: Rose Mallow, Hardy Hibiscus Group/Class: Honeymoon Series.