Hydrangea macrophylla 'Blue Danube' (Bigleaf Hydrangea)

Hydrangea macrophylla 'Blue Danube' is a popular cultivar of the Bigleaf Hydrangea. It is known for its stunning metallic blue flowers, which bloom in large clusters during the summer months. The plant has dense foliage with large, dark green leaves that provide an attractive backdrop to the vibrant flowers. 'Blue Danube' is a medium-sized hydrangea that adds a splash of color to any garden.