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There are many resources available to you. Please select a resource category below.

Hudson Allergy

Two locations: Tribeca 49 Murray Street New York, NY 10007 Flatiron 208 5th Avenue New York, NY 10010

Native Gardener's Companion

32115 Prarie Lane Winona, MN 55987
  • A good source for native milkweed and other pollinator seed

Queux Plant Centre

Le Preel Road Castel Guernsey, United Kingdom GY5 7DP Telephone: 01-481-256
  • A selection of plants with labels that have been rated using the Ogren Plant Alergy Scale (OPALS)®

Todd Valley Farms

950 County Road M (East Hwy 92) Mead, NE 68041 Telephone: 800-869-8544
  • Prestige Buffalograss
  • UC Verde Buffalograss

Takao Nursery

2665 N. Polk Avenue Fresno, CA 93722 Telephone: 559-275-3844
  • UC Verde Buffalograss

Wind in the Willows Nursery

4594 Timrod Road Bethune, SC 29009 Telephone: 843-334-6444
  • A selection of trees and shrubs that have been rated using the Ogren Plant Alergy Scale (OPALS)®

Peter Wynnyczuk

P&A Urban Forestry Consulting Ltd. Richmond Hill, Ontario Canada Offers a wide range of profession arboriculture consulting and assessment service in Southern and Central Ontario.

Jodie Cook Landscape Design

San Clemente, California Telephone: 949-291-8003

Beth Darnell

McGann & Associates Landscape Architects and Planners 6814 N. Oracle Road, Suite 210 Tucson, Arizona 85704 Telephone: 520-297-9540

Barbara Du Mond

Bountiful Earth Garden Design San Mateo, CA Serving the area from South San Francisco to Palo Alto Telephone: 650-759-2882

Melissa Erikson

Senior Associate Landscape Architect PlaceWorks LLC 3 Macarthur Place, Suite 1100 Santa Ana, CA 92707

Polly Furr

Design Principal Venice Studio 1312 Cabrillo Avenue Venice, CA 90291 310-392-5676

Ryan Gutierrez

GS Landscape Architecture Studio P.O. Box 66576 Los Angeles, CA 90066 Telephone: 310-990-6199

Chad Kennedy, Associate Landscape Architecture

O'Dell Engineering Corporate Headquarters 1165 Scenic Drive, Suite B Modesto, CA 95350 Telephone: 209-571-1765, Ext. 102

Carol A. Krawczyk, RLA, ASLA

521 West State Street Kennett Square, PA 19348 Telephone: 610-209-8363 (cell) 610-444-3215 (office)

Mariposa Landscaping

P.O. Box 912 Santa Cruz, CA 95061 931-435-9544

Scott Menzel

550 Maple Street, Suite A Carpinteria, CA 93013 805-320-9751

Terry Warriner Ryan, FASLA, PLA

Jacob/Ryan Associates 1527 Sandburg Terrace Chicago, IL 60610 Telephone: 312-661-3217 FAX: 312-337-1550

Julia Steszenko

Poland Telephone: 48-787-331-667

AgroSci Inc.

AgroSci manufactures and installs exterior and interior living walls.


UK is the leading national charity dedicated to supporting the estimated 21 million allergy sufferers in the UK. They provide a dedicated helpline, support network and online forum for those with allergy and intollerance.

Allergy Advising Digest

This website publishes a monthly newsletter of recent journal articles related to food allergy, allergies and substances involved in allergy or intolerance reactions.

Allergy Free Gardening

This website serves as a connection between Tom Ogren and the readers of his work. He's run this site for over a dozen years and has never accepted a penny's worth of advertising from anyone on it...leaving him the freedom to call things exactly as he sees them.

The Allergy Free School Yard

This organization wants all children to play and exercise in healthy schoolyards (pollen free).

American Lung Association

The American Lung Association is the leading organization working to save lives by improving lung health and preventing lung disease through Education, Advocacy and Research.

Asthma and Allergy Foundation of America

Organization provides free information and education on asthma and allergies, as well as links to regional AAFA groups.

Asthma Community Network

The Asthma Community Network is specifically designed for community-based asthma programs and organizations that sponsor them for the purpose of helping each other achieve remarkable health and quality of life improvements for individuals with asthma.

Cerebral Palsy Symptoms

The mission of is to provide the public with accurate and up to date information on the many aspects of cerebral palsy and other birth injury complications. Their team strives to maintain a comprehensive free resource so those interested or concerned about their children can take actions to protect them.

Childhood Asthma Links

They inspire healthy lungs. This page provides childhood asthma links.

Food Matters

Low allergen gardening - information for allergic gardners

Green Legacy Guernsey

"Green Legacy Guernsey works in partnership with the island's parishes and schools to provide environmental, social and economic benefits through allergy-free planting, and works to teach both adults and children about the value of plants."

GTF Tree Care - Environmentally Friendly Gardening

GTF Tree Care is a friendly family run business which carries out all aspects of tree surgery, grounds maintenance, soft and hard landscaping and is dedicated to creating an environmeentally friendly garden.


A consumer health information site with the mission to be the most trusted ally in pursuit of health and well-being.

Hope in Bloom, Inc.

A non-profit 501(c)(3) organization that plants flower or vegetable gardens free of charge throughout Massachusetts at the home of women and men undergoing treatment for breast cancer.

Learning Outside the Classroom

Resources to support teachers and others working with young people to plan, run and evaluate exciting and challenging learning outside the classroom (LOtC) experiences.

Therapeutic Landscape Network

The resources for gardens and landscapes that promote health and well-being.