Gärtnerei Moßner - Gera

Bodo Kopp - Burgwald

B & B Horticultural Supply - Zeeland Charter Township, Michigan

UC Master Gardeners of Contra Costa County - Walnut Creek, California

Elemental Design Group, Inc. - Boulder Creek, California

Kresge Garden - Santa Cruz, California

Santa Cruz Mountain Tree Service - Boulder Creek, California

The Porch Holistic Garden Center| Landscape design and Installation services - Oakland, California

Cavanaugh Color - Watsonville, California

UC Santa Cruz Arboretum & Botanic Garden - Santa Cruz, California