Here are some Jeni Webber's favorite websites:

SUSTAINABLE PRACTICES
The Earthwise Landscape: http://www.earthwiselandscape.com
Plant Healthcare Products : http://planthealthcare.com
Missouri Alternatives Center-U of Mo.: http://agebb.missouri.edu/mac
Integrated Plant Protection Center : http://www.orst.edu/Dept/IPPC/ippcbroc.html
Permaculture resources : http://www.permaculture-Institute.org/resources.html#water

NATIVE PLANTS
Wildflowers : http://aggie-horticulture.tamu.edu/ihound.html
California Native Plant Society : http://www.cnps.org
CalFlora Database: http://www.calflora.org

HABITAT CONSERVATION AND RESTORATION
Plant Conservation Alliance : http://www.nps.gov/plants/
Backyard Wildlife Habitat : http://www.nwf.org/backyardwildlifehabitat/
Ponds and Wildlife Habitats :http://www.pondscapes.com

GARDENING
Fine Gardening Magazine : http://www.finegardening.com
Garden Web : http://www.gardenweb.com
Virtual Library of Gardening Links and Events : http://www.gardenweb.com/vl/#databases

NURSERIES
Japanese maples : http://www.mountainmaples.com

PLANT DATABASES AND INFORMATION
Every Rose Database : http://www.everyrose.com/everyrose/index.lasso

PERSPECTIVE
The Hubble Field Project : http://www.seds.org/hst/HDFWF3.html