Wall Plants For North Facing Wall.
Two of the most dependable plants to grow against a north facing wall are Pyracantha Orange glow and Hydrangea petiolaris the Pyracantha is quick growing and evergreen,has white flowers in the spring followed in the autumn by orange berries in clusters,and are a popular berry with the local garden birds especially Blackbirds and Robins.
The Hydrangea is the upright form of the garden form and has self
clinging stems which attach themselves to the wall with small sucker pads.
Losing it leaves in the winter it produces a fresh crop of limey green
leaves in the spring followed by open hydrangea type white flowers later
in the year.