This is a hybrid between M. grandiflora and M. virginiana.
It is perfectly hardy and evergreen at the Arnold Arboretum in ...Read MoreBoston Z6a, where there's a 25' tall tree. It looks like a Magnolia grandiflora, with somewhat smaller flowers and leaves. The leaves are glossy and 6-8" long, with no velvet on the undersides.
The chief problem with growing M. grandiflora here is not hardiness but breakage under snow loads. This may be a better tree for the snowy north because its smaller leaves may shed snow better.
This is a hybrid between M. grandiflora and M. virginiana.
It is perfectly hardy and evergreen at the Arnold Arboretum in ...Read More