Hydrangea Petiolaris Plant - Aclk Sa L Ai Dchcsewiy4qbopkr1ahuuggyahd1uacqyababggj3cw Ae 2 Sig Aod64 1gfnri9l Qkcfsd1fcy6kwcroqig Adurl Ctype 5 : Technically, you don’t have to prune your hydrangeas, but you can if they get too big or too tall for the space where you planted them.