Andromeda

Arctostaphylos

Clematis

Cornus

Cotoneaster

Cydonia

Daboecia

Daphne

Erica

Eriogonum

Jasminum

Kalmia

Lagerstroemia

Leucothoe

Lonicera

Magnolia

Menziesia

Myrtus

Nerium

Olneya

Rhododendron (defines evaluations)

Rhus

Robinia

Symphoricarpos

Syringa

Tetradium

Vaccinium

Vitex