Places to Frequent

Gardens I've Visited 

California

Northern California
Cornerstone (Sonoma)
Hakone (Saratoga)
Mendocino Coast Botanical Gardens (Fort Bragg)
Quarryhill Botanical Garden (Glen Ellen)


Southern California
Forestiere Underground Gardens (Fresno)

Oregon

Crystal Springs Rhododendron Garden (Portland)
Leach Botanical Garden (Portland)
The Gordon House (Silverton)
The Oregon Garden (Silverton) 

Washington

Hulda Klager Lilac Gardens (Woodland)

Online Resources I Use

Japanese Gardening: Resources for Japanese Gardening JapaneseGardening.org
Library of American Landscape History Library of American Landscape History