Which species is referred to as Japanese Wisteria?

Japanese Wisteria is commonly identified as Wisteria floribunda. This species is native to Japan and is well-known for its long, cascading clusters of fragrant flowers that can produce a stunning display in gardens and landscapes. Wisteria floribunda typically blooms in the spring, showcasing a variety of colors from pale blue to deep purple. Its robust growth and ability to twine around structures also contribute to its popularity in horticulture.

In contrast, Wisteria sinensis, while known as Chinese Wisteria, originates from China and has slightly different flowering habits and characteristics. Wisteria frutescens, or American Wisteria, is native to the southeastern United States and is recognized for its shorter clusters of flowers. Lastly, Wisteria brachybotrys, sometimes called silken wisteria, is also native to Japan but is distinct from Wisteria floribunda in terms of both growth habit and flower structure. Understanding these differences helps in accurately identifying and planting the correct variety in specific garden settings.