Beech Street Community Garden - Portland, OR Columbia Children's Arboretum Dennis' 7 Dees Garden Centers - Vancouver, WA Farmington Gardens - Beaverton Gresham Japanese Garden Hoyt Arboretum in Washington Park International Rose Test Garden Leach Botanical Garden Lee Farms Master Gardener Foundation of Clark County McMenamins Edgefield Portland Japanese Garden Swan Island Dahlias Triskelee Farm
