Green Valley Gardens handouts
- Gardening with Native Plants in the Blue Mountains and Columbia Plateau Ecoregions (with suggested species list)
- Cold-Hardy Woody Plants for Containers
- Trees for Narrow Spaces and Sites Near Powerlines
Databases for researching cultivars of interest
- Missouri Botanical Garden database
- Gardenia Plant Finder
- WSU Pacific NW Plants database
- American Conifer Society database
- Rhododendron Society database
- USDA Plants Database
- IFAS Extension Landscape Plants database
- JUSTIA (search for patented plants by patent number listed on cultivar’s nursery tag)
Gardening and tree permit resources:
- Tree Permits for City of Walla Walla
- Ask George Weigel – How big will my tree get?
- Rutgers database of deer-resistant plants
- Washington State University (WSU) Extension support for Walla Walla gardeners
- What’s Wrong With My Plant – University of Minnesota tool for diagnosing plant pests and diseases
Caring for specific plants: