Rosa gigantea

Rosa gigantea

Rosa gigantea ( syn. Rosa macrocarpa ) is a type of rose that is expected to wild roses. The name refers to the unusually large flowers of this rose variety.

Appearance

The Rosa gigantea is a large spreading shrub. At appropriate places it grows as a climbing rose, climbing their shoots up to 30 meters high in trees. The pinnate leaves are composed of five to seven long, narrow and soft leaflets.

The flowers with the typical wild rose five petals are white to yellowish, from March to May and have a maximum diameter of up to 15 centimeters. The spread in the Chinese Yunnan variety of wild rose slightly smaller flowers always white and has smaller flowers. The rose hips are also very large and are of a yellowish color.

Distribution area and location requirements

The natural range of the rose variety ranges from Yunnan in western China on Myanmar until after Manipur in India. It prefers to grow in forests with a cool temperate climate, on scree slopes and in hedgerows.

Rosa gigantea is occasionally cultivated as an art in the garden. It needs warm regions and thrives example well in California and southern France. At temperatures below -8 ° C the plant takes damage.

Importance for horticulture

Rosa gigantea is one of the important for the rose growing wild rose species. They mainly played a role in the cultivation of tea roses. Many of the roses that were imported during the 18th and 19th centuries, from China to Europe, descended from Rosa gigantea. In addition to climbing roses as the cultivar ' Belle Portugaise ' of the French rose breeder Cayeux also shrub roses for the climatic conditions of Australia have been developed from it by Alister Clark.