How To Grow A Hydrangea Tree (Hydrangea Paniculata): All You Need To Know

Best Types of Tree Hydrangea You may be confused to choose different types of tree hydrangeas. Here are some popular ones: Hydrangea paniculata 'Grandiflora': This variety grows up to 25 feet tall with a 10-foot spread and has beautiful pure white flowers. Hydrangea paniculata 'Limelight': With a height of 6 to 8 feet and a width of 5 to 7 feet, this tree hydrangea features greenish flowers. Hydrangea paniculata 'Big Ben': This dwarf variety only reaches about 3 feet tall and wide, making it perfect for smaller gardens. Hydrangea paniculata 'Bobo': Known for its bicolor flower heads (pink on the bottom, white on the top), this variety grows up to 8 feet in height and width. Hydrangea paniculata 'Pinky Winky': With a maximum height and width of 8 feet, this tree hydrangea has unique flower clusters in deeper pink colors.