Adenium

Aesculus

Calluna

Calycanthus

Camellia

Cercis

Chaenomeles

Cistus

Clethra

Cornus

Daphne

Enkianthus

Erica

Escallonia

Fuchsia

Grevillea

Hibiscus

Hydrangea

Jasminum

Kalmia

Lagerstroemia

Lavatera

Loropetalum

Magnolia

Melaleuca

Nerium

Olneya

Pieris

Prunus

Punica

Rhododendron (defines evaluations)

Ribes

Rosa

Spiraea

Symphoricarpos

Syringa

Vaccinium

Viburnum

Weigela