Acer

Betula

Buddleia

Carpinus

Celastrus

Celtis

Corylopsis

Enkianthus

Euonymus

Fagus

Forestiera

Forsythia

Frangula

Hamamelis

Hydrangea

Kerria

Liquidambar

Nothofagus

Parrotiopsis

Platanus

Populus

Prunus

Rhododendron (defines evaluations)

Ribes

Salix

Stachyurus

Stewartia

Tilia

Ulmus

Viburnum

Ziziphus