Rosa rugosa 'Alba' (White Rugosa Rose, Beach Rose, Japanese Rose)

Rosa rugosa 'Alba' (White Rugosa Rose) is a cultivated variety of the species Rosa rugosa. As the name suggests, this variety is notable for its white flowers, which contrast with the typical pink or magenta flowers of the species.  

Appearance: 'Alba' closely resembles the species Rosa rugosa in terms of its growth habit and foliage. It is a deciduous shrub that typically grows to a height of 3 to 6 feet (0.9 to 1.8 meters). The leaves are distinctive for their wrinkled or crinkled appearance and are typically dark green.

Flowers: The most significant feature of 'Alba' is its white flowers. These are fragrant, single, and typically have five petals. They are about 2 to 3 inches (5 to 7.5 cm) in diameter and bloom in late spring and throughout the summer. The white blooms provide a striking contrast to the typical pink or magenta flowers of the species.

Fruit: After flowering, the plant forms large, red to orange-red rose hips, similar to the species. These rose hips are berry-like and contain small seeds. They are edible and can be used in various culinary applications.

Salt Tolerance: Like the species, 'Alba' retains the salt tolerance of Rosa rugosa. It is well-suited for coastal areas and is often used in beachfront gardens due to its ability to withstand salt spray and sandy soils.

Wildlife Attraction: The rose hips of 'Alba' are a valuable food source for birds and small mammals, similar to the species. The plant also provides habitat and shelter for wildlife.

Cultivation: Gardeners and landscapers appreciate 'Alba' for its hardiness, attractive white flowers, and resilience. It can be used in a variety of garden settings, particularly where a white color theme is desired. Its salt tolerance and adaptability to adverse conditions make it a versatile choice for coastal and other challenging environments.

Rosa rugosa 'Alba,' or the White Rugosa Rose, offers a visually striking alternative to the typical pink or magenta flowers of the species. Its white blooms, wrinkled leaves, and adaptability to challenging conditions, particularly in coastal areas, make it a valuable addition to gardens and landscapes for both ornamental beauty and ecological benefits.