Hydrangea is a popular decorative plant because of its blue and lavender-colored flowers. It belongs to the Hydrangeaceae family. Its root and rhizome — or underground stem — have been used ...

Propagating hydrangeas pays off big, allowing you to multiply your collection of this hard-working, beautiful flowering shrub for free. Hydrangeas root readily from stem cuttings, ground layering, or ...

Question: I planted two oak leaf hydrangeas last fall. When they leafed out this spring, one of them put out a mix of poorly developed leaves and healthy ones. Over a period of a few weeks the healthy ...