Acer

Aesculus

Berberis

Camellia

Chaenomeles

Clematis

Clethra

Cotoneaster

Crataegus

Daboecia

Daphne

Dasiphora

Enkianthus

Erica

Escallonia

Feijoa

Garrya

Hibiscus

Hydrangea

Jasminum

Kalmia

Lagerstroemia

Leycesteria

Lonicera

Magnolia

Nerium

Olneya

Pieris

Platanus

Populus

Prunus

Rhododendron (defines evaluations)

Ribes

Rosa

Sarcococca

Syringa

Ulmus

Viburnum

Vitex

Weigela