Rhododendron Maximum, or more commonly know as Great Laurel, is a tree shrub with dark green foliage and red flowers of the genus Rhododendron. It has a slow growth rate and a height of 25 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is spring and summer, blooms during mid spring and is tolerant of shade. Rhododendron Maximum or Great Laurel's floral region is North America US Lower 48
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