climbing hydrangea Directory References Discover 9 of the World’s Deadliest Mammals 10 Legendary Creatures from Around the World 10 Famous Artworks by Leonardo da Vinci Why Do We Eat Turkey on Thanksgiving? 7 of the World’s Deadliest Shipwrecks The Fermi Paradox: Where Are All the Aliens? 8 of the Largest Empires in History Contents climbing hydrangea plant Ask the Chatbot a Question Also known as: Hydrangea anomala petiolaris, Hydrangea petiolaris Learn about this topic in these articles:description In hydrangeaThe climbing hydrangea (H. anomala petiolaris, or H. petiolaris), can reach up to 15 metres, clinging to any solid support by means of aerial rootlets.Read More