California

Plants by POST - Campbell, California

SummerWinds Nursery - Campbell, California

All Earth Sunshine Valley Landscape & Maintenance - Campbell, California

Roco's Gardening & Arroyo - Campbell, California

Mia's Kitchen - Sonoma, California

Orange Coast College: Horticulture Garden Lab - Costa Mesa, California

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