Tradescantia andersoniana 'Zwanenburg Blue' - 2026

Tradescantia andersoniana 'Zwanenburg Blue' is a tufted, clump-forming herbaceous perennial that adds a touch of elegance to garden borders and perennial beds. Characterised by its upright, bushy habit and slightly fleshy mid-green leaves, this cultivar forms dense clumps that provide structure and texture throughout the growing season. From late spring through to early autumn, it produces large, three-petalled flowers that are dark blue with contrasting yellow stamens, creating a striking display that attracts pollinators.

Ecologically, 'Zwanenburg Blue' is beneficial to pollinators, particularly bees, which are drawn to its abundant, nectar-rich flowers. It thrives in moist, well-drained soil and is adaptable to various light conditions, including full sun and partial shade. This cultivar is hardy in UK gardens and is well-suited for borders, woodland edges, or containers. Its compact size and prolonged flowering period make it an excellent choice for adding vertical interest and supporting local wildlife.