California Garden Clubs Inc. - www.californiagardenclubs.org

National Garden Club - www.gardenclub.org

Almaden Valley Nursery - www.almadenvalleynursery.com

Asiatica International Rare Plant Resource - www.asiaticanursery.com

California Garden & Landscape History Society - www.cglhs.org

California Native Garden Foundation - www.cngf.org

California Native Plant Society - www.cnps.org

Evergreen Valley Garden Club - www.evergreenvalleygardenclub.org

Filoli Information - www.filoli.org/garden_gen.html#reference

Gamble Gardens Palo Alto - www.gamblegarden.org

General Information - www.gardenforever.com

Ginger Summit - Gourd Expert - www.gingersummit.com

Going Native Garden Tour April 2010 - www.goingnativegardentour.org

King's Mums, Clements CA - Chrysanthemum Growers - www.kingsmums.com

Love Apple Farm, Ben Lomond CA - Tomatoes plus - www.loveapplefarm.typepad.com

Master Gardeners of Santa Clara Valley - www.mastergardeners.org

Master Gardener Tips - www.mastergardeners.org/tips/tips.html

Master Gardener Classes and Workshops - www.mastergardeners.org/events/index.html#classes

Middlebrook Gardens - www.middlebrook-gardens.com

Plant Delights Nursery, Inc. - www.plantdelights.com

Plant Right - Lists Invasive California Plant Alternatives - www.plantright.org

Santa Clara Valley Audubon Society - www.scvas.org

Sierra Azule Nursery - www.sierraazul.com

Sustainable Material Vendors - www.landscapestandards.com

USDA Plant Database - http://plants.usda.gov/

UC Agriculture Pest Control - http://www.ipm.ucdavis.edu/PMG/menu.homegarden.html