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Directory of Recommended Links

Soil Tests, Plant Care and Problem Solving

Soils and Soil Testing Information

Amherst, University of Massachusetts, Soil Testing
University of Massachusetts at Amherst's Soil and Plant Tissue Testing Laboratory (relatively inexpensive)

Analytical Laboratories and Consultants Serving Agriculture in the Pacific Northwest
A database of labs that test water and soil compiled by WSU Extension browsable by specialty.

Environmental Health Hazard Resident Self-Testing Protocol
This protocol has been developed by King County to guide property owners and residents who would like to test their own soils for environmental toxins and heavy metals.

Environmental Laboratories Accredited by Washington State Dept of Ecology
A list of accredited laboratories that test for toxins and chemicals in soil and water samples.

Information Resources for Soil for Gardeners
A list of the best books, articles and websites on soils, soil amendment, composting and mulching.

King Conservation District Soil Testing
The King Conservation District has a soil testing program for anyone living within the District boundaries. This includes all of incorporated and unincorporated King County, except for cities that are not members of the King Conservation District: Enumclaw, Federal Way, Milton, Pacific and Skykomish.

Oregon State Extension Service Nutrient Management Guide
A List of Analytical Laboratories (including soil, water, plant tissue, and feed analysis)serving Oregon and other western states.

Soil Food Web
Testing info for soil and compost tea, Soil Food Web has a lab in Oregon that measures the quality and quantity of soil organisms and guides you towards healthy soil.

Soil Management in Yards and Gardens
A long reference article on soil management topics such as fertility, fertilizer, organic matter, manures, compost and how to use soil tests. Published by Washington State University Extension.

Soil Sampling for Home Gardens and Small Acreages
From Oregon State University. Includes a link to a list of laboratories that perform soil tests in the Oregon area.

Soil Test Interpretation Guide
General guidelines for interpreting soil test results from Oregon State University (8 page pdf document)

WSU's Soils and Soil Testing
From Washington State University. Includes resources on soil testing and soil test interpretation as well as a set of 29 slides that show the major soil types of the Puget Sound area.

Washington State Cooperative Extension Websites

Gardening in Western Washington
Facts tips, and information for west of the Cascade mountains.

Gardening with Native Plants
Recommendations for native plants for garden use, and their water requirements from WSU Cooperative Extension.

Home and Garden Drought General Information
List of WSU Cooperative Extension publications on drought for home and garden.

Improve Your Lawn, Environment and Conserve Water
Lawn care practices to reduce water use, from WSU Cooperative Extension.

Master Gardener Clinics in King County
Master Gardeners are volunteers, trained by WSU, to provide research-based information on home gardening and pest control. This page lists clinic days, times and locations to all 35 clinics in King County. The clinics are free for non-professional gardeners.

Planning for a Dry Summer
WSU Cooperative Extension article on planning irrigation needs of new plantings.

Plants Are Thirsty in Dry Summer
Watering tips for specific plants from WSU Cooperative Extension.

Plants for Dry Days
Drought-tolerant plant selection advice from WSU Cooperative Extension.

Sturdy Landscape Plants for Dry Times
Drought-tolerant plant selection from WSU Cooperative Extension.

Washington State Pest Management Resources Service
"A hub for research-based information about pest management practices, including both chemical and alternative control methodologies."

WSU Extension Agent Homepage
Washington extension horticulturist and associate professor shares her research and findings on topics ranging from frequently-reported horticultural myths to fact sheets; from landscape rehabilitation projects she has supervised to a list of publications she has authored.

WSU Extension County Offices
Find the personnel directory and Web site for each office.

WSU Extension Gardening in Eastern Washington
Facts, tips, and information for east of the mountains.

WSU Extension Hortsense
Answers to common gardening problems.

WSU Extension Programs
Agriculture and natural resources contacts and page links.

WSU Extension Publications
Search by topic or keyword; contains abstracts and full text versions of most extension bulletins.

WSU Puyallup Plant & Insect Diagnostic Laboratory
A service for professional gardeners and arborists that diagnoses plant and insect samples for a fee.

WSU's Soils and Soil Testing
From Washington State University. Includes resources on soil testing and soil test interpretation as well as a set of 29 slides that show the major soil types of the Puget Sound area.

Organic Gardening

Brooklyn Botanic Garden Natural Disease Prevention
A Common-Sense Approach to Plant First Aid and Disease Prevention

Brooklyn Botanic Garden Natural Insect Control
The Ecological Gardener's Guide to Foiling Pests (including natural pesticides)

Climate-Friendly Gardener
This guide produced by the Union of Concerned Scientists describes ways that gardeners can make gardening choices to combat global warming. It discusses fertilizers, cover crops, food gardens, composting, lawn maintenance, and more.

Garden Organic (UK) aka Henry Doubleday Research Association
"Garden Organic, the UK's leading organic growing charity, has been at the forefront of the organic horticulture movement for 50 years and is dedicated to researching and promoting organic gardening, farming and food."

Information Resources for Organic Gardening
A list of the best books, articles and websites on organic gardening.

Information Resources on Sustainable Gardening
A list of resources (books and websites) for the seminar "Sustainable Gardening: the Green Approach" held by the Northwest Horticultural Society in 2007

King County Natural Yard Care
Information on five steps to natural yard care.

Natural Lawn Care for the Pacific Northwest
This report published by Seattle's Public Utilities summarizes research and recommendations from both horticulture scientists and turf professionals.

Savvy Gardener
This newsletter from Seattle Public Utilities and the Saving Water Partnership includes class listings and tips for growing edible and ornamental plants using sustainable practices.

Seattle Public Utilities Natural Lawn & Garden Care

Seattle Tilth
Seattle Tilth is "a nationally recognized non-profit organization dedicated to cultivating a sustainable community, one garden at a time. They teach people how to improve their environment by using organic gardening techniques."

Shopper's Guide to Pesticides
A guide to fruits and vegetables based on pesticide contamination, from the Environmental Working Group (includes criteria used in rankings)

Washington Toxics Coalition
Information on toxicity and alternatives to pesticides

Plant Care

California Rare Fruit Growers
This society extends beyond California's borders to provide information on fruit culture whatever your climate zone. It also has excellent bibliographic information and links to other relevant fruit sites.

Conversion Tables, Formulas and Suggested Guidelines for Horticultural Use
Samples tables include equivalents for liquid measure, dry measure and weight, metric system and fertilizer conversions, formulas for fertilizer calculations, and plant spacing guides.

Garden Guides
A resource for many topics from herbal remedies to rock gardens; includes links.

Northwest Berry & Grape Information Net
Very comprehensive source of information for both the commercial grower and homer gardener on growing berries and grapes in the Pacific Northwest.

Ohio State University WebGarden
PlantFacts has merged several digital collections developed at Ohio State University to become an international knowledge bank and multimedia learning center.

Oregon State University Extension's Gardening Encyclopedia
A collection of text and audio resources including a detailed garden maintenance calendar, short radio clips, news articles and in-depth manuals on such topics as lawn renovation or growing blueberries.

USDA Hardiness Zone Map
The United States National Arboretum gives a short history and explanation of the USDA plant hardiness zone map. Click on their link to the Zone Map to actually see the map and learn your climate zone. The site also lists representative plants by zone as well as an alphabetical list of popular woody plants and their respective zones.

Problem Solving + Pest and Disease Management

California Statewide IPM Project—IPM fact sheets

Forestry Images
Insect, disease, and other images

Garden Guides
A resource for many topics from herbal remedies to rock gardens; includes links.

Information Resources for Organic Gardening
A list of the best books, articles and websites on organic gardening.

Information Resources for Pests and Diseases
A list of the best books, articles and websites on pests, diseases and their control.

Integrated Pest Management - Topics in Depth
The June 2002 NSDL Scout Report with links to eight IPM sites nationwide.

Missouri Botanical Garden IPM List of Pests by Plant Host

National Sustainable Agriculture Information Service— pest management
A series of publications that offer a wide array of techniques and controls to effectively reduce or eliminate damage from insects, diseases and weeds without sacrificing the good of the soil, water, or beneficial organisms.

Northwest Coalition for Alternatives to Pesticides
The NCAP publishes the Journal of Pesticide Reform and works to educate the public about the dangers of pesticides. Go to their Publications section to download information on alternative solutions to pest problems, pesticide fact sheets, and special reports about issues of pesticide reform.

Pacific Northwest Nursery IPM
"This website has been established to provide educational materials and links for the identification and management of pests in commercial nursery production in the Pacific Northwest."

ProIPM fact sheets—IPM solutions for specific pest problems

SafeGardening
"Garden safety tips and advice from experts," including articles on power tool use and handling pesticides.

Shopper's Guide to Pesticides
A guide to fruits and vegetables based on pesticide contamination, from the Environmental Working Group (includes criteria used in rankings)

Sustainable Agriculture Information Service
Hundreds of free publications from ATTRA - National Sustainable Information Service. Topics include: * What is Sustainable Agriculture? * Livestock * Horticultural Crops * Marketing, Business & Risk Management * Field Crops * Farm Energy * Soils & Compost * Education * Water Management * Pest Management * Organic Farming

UC Davis IPM Online—Guide to Healthy Lawns
Identification key to weeds

Washington Toxics Coalition
Information on toxicity and alternatives to pesticides

WSU Extension Hortsense
Answers to common gardening problems.

Last modified:
June 24 2013 10:58:14