https://forums.botanicalgarden.ubc.ca/threads/hydrangea-aspera-out-of-control.34002/
Hydrangea aspera .. out of control | UBC Botanical Garden Forums
hello .. am looking for some assistance with a H. aspera growing in a garden i have just started looking after .. never come across this hydrangea...
out of controlubc botanical gardenhydrangea asperaforums