Adheres to rough surfaces such as masonry and tree bark using adhesive rootlets on the stem.
Part shade to full shade; moist soil; somewhat slow to establish.
Deciduous vine that can be used to climb up walls, arbors, trellises.
Opposite; simple, nearly round, coarsely serrate to dentate margin, blue-green, leaves 3-5 inches across. Yellow foliage in fall.
Buds are red-brown, pubescent with overlapping scales, .125 inches long.
Reddish brown stems provide winter interest.
Showy, 8-10 inch creamy white, flat topped,slightly drooping corymbs, with the outer flowers being sterile and showy, composed of a single petaloid sepal (4 petaloid sepals in Hydrangea anoma petiolaris), and the inner flowers small and dull white, flowering July-August, slightly later than H. petiolaris.
Softwood cuttings or semi-hardwood cuttings.
'Moonlight' - The silvery, blue green foliage and 8 to 10 inch white flower clusters in summer set this elegant vine apart.