Hydrangeas are one of our favorite Southern plants. They are surprisingly easy to divide and enjoy throughout your garden. Learn how to multiply your beautiful, Southern hydrangeas with this simple rooting technique from the Grumpy Gardener. The Grumpy Gardener loves planting hydrangeas, but he doesn't like having to buy new plants. In this easy gardening tutorial, Grumpy Gardener Steve Bender shows you how to turn one hydrangea into five separate plants. Learn how to multiply your hydrangeas with this simple rooting technique.