Norfolk Island Hibiscus is a fast-growing evergreen tree native to Australia that brings dramatic tropical elegance to warm-climate gardens. Rising 20 to 30 feet tall (occasionally reaching 50 feet) with a slender pyramidal form and a spread of 10 to 20 feet wide, this species displays showy flowers from June through September in hardiness zones 9 through 11. Its drought tolerance and low maintenance requirements make it an excellent choice for street plantings and larger landscapes where a substantial, heat-loving specimen adds both structure and seasonal color.
Full Sun
Moderate
9-11
360in H x 240in W
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High
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This Australian native grows with impressive speed and grace, developing a naturally pyramidal silhouette that makes it visually striking even before it blooms. Once established, it tolerates drought exceptionally well while thriving in full sun and moderate watering, asking very little from the gardener beyond occasional attention. The long bloom season, stretching from early summer deep into fall, provides months of ornamental interest, and its evergreen foliage ensures year-round structure in the garden.
Norfolk Island Hibiscus is primarily grown as a street tree and ornamental specimen in warm climates, prized for its ability to provide height, structure, and seasonal color in urban and suburban landscapes. Its showy summer and fall blooms make it valuable for creating visual interest in larger garden spaces where a substantial, long-lived tree is needed.
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“Lagunaria patersonii hails from eastern Australia, where it is principally found on Lord Howe Island, Norfolk Island, and scattered along coastal Queensland and northeastern New South Wales. This native species was eventually recognized for its ornamental potential and introduced to cultivation as a street and landscape tree, valued by horticulturists for its elegant form and reliable flowering. The plant's multiple common names, Norfolk Island hibiscus, primrose tree, and cow itch tree, reflect its long journey through different regions and the varied vernacular traditions of gardeners who adopted it.”