Tappan Zee Chapter, American Rhododendron Society Rhododendron 'Nova Zembla'
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Rhododendron Unknown Yellow

'Unknown Yellow'

Unknown Yellow is a cross of unknown parentage by Jack Cowles, a New England gardener, which was grown by Bruce Feller from a seedling. The plant does well in Long Island and Bruce has distributed cuttings. The truss above won First Prize in the Yellow Unnamed Hybrid Class at the New York Chapter Early Truss Show.


American Rhododendron Society, Azalea Chapter The Azalea Chapter is dedicated to Azaleas and Rhododendrons that can be grown in the Southeast, with particular attention to Native Azaleas which the state of Georgia has in abundance.

American Rhododendron Society, Cascade Chapter The aim of the Cascade Chapter, a chapter of the American Rhododendron Society, is to help the membership have a better understanding of growing rhododendrons. Members share their expertise and experiences in such areas as plant propagation, fertilization, pruning, and hybridization.

American Rhododendron Society, Connecticut Chapter The Connecticut Chapter consists of over 100 members, many of whom have been active since the chapter was first established in 1962. We meet monthly from September through May and conduct spring and fall plant auctions for members and guests. Our monthly programs, many featuring guest speakers, cover a variety of subjects. Each year, many members host garden tours for all to enjoy.

American Rhododendron Society Olympia Chapter Cowichan Valley Rhododendron Society
Duncan, BC, Canada
A Chapter of the American Rhododendron Society - District One

American Rhododendron Society, Danish Chapter Danish Chapter of the American Rhododendron Society helps its membership have a better understanding of growing rhododendrons. Members share their
expertise and experiences in such areas as plant propagation,
fertilization, pruning, and hybridization. We have an exhibition garden of rhododendron and azalea species and hybrids. (in Danish language)

American  Rhododendron Society District 1

American Rhododendron Society
ARS District One, British Columbia, Canada


Fraser South Chapter

The Frasier South chapter offers fun, energetic and informative meetings with knowledgeable and entertaining speakers, a highly acclaimed and informative newsletter, 'The Yak.' We hope that you will find our educational program stimulating and rewarding, our company congenial and encourage you to join our Chapter and participate in our activities.


Fraser Valley Chapter Fraser Valley Rhododendron Society
Maple Ridge, BC, Canada

American Rhododendron Society, Komo Kulshan Chapter The Komo Kulshan Chapter of the American Rhododendron Society took its name from the Lummi Indian name for Mount Baker, "Komo Kulshan." The 10,775-foot, glacier-peaked mountain is visible from the lowlands in both Whatcom and Skagit counties—the two counties in Washington from which the chapter draws most of its members.

American Rhododendron Society, Massachusetts Chapter The Massachusetts Chapter invites you to explore the beauty and diversity of the genus Rhododendron.

American Rhododendron Society, Midddle Atlantic Chapter The Middle Atlantic Chapter is located in the middle Atlantic region of the United States, which includes most of Virginia and all of West Virginia except for the northern one-third.

Midwest ARS Chapter The Midwest Chapter of The American Rhododendron Society (ARS) was founded in 1962 and is one of four chapters in District 11. We have 100+ members from the upper Midwest states including Illinois, Wisconsin, Indiana, Iowa, Michigan and Minnesota. North and South Dakota are also within our region.

American Rhododendron Society, Nanaimo Chapter

The Nanaimo Rhododendron Society was established in September 1992. It is affiliated with the American Rhododendron Society, and is one of nine chapters in British Columbia, including four others on Vancouver Island and four more in the lower mainland.


New York Chapter of the American Rhododendron Society The New York Chapter is an enthusiastic group of people who volunteer their time and energy towards the success of the organization. Meetings: All are welcome to attend our meetings free of charge. Meetings are held once per month in Sept., October, November, January, February, March, April, and May. All meetings, unless noted otherwise, are held at Planting Fields Arboretum in Oyster Bay, NY.

RSC Niagra Chapter American Rhododendron Society The Niagara Region, Rhododendron Society of Canada, is affiliated with the American Rhododendron Society (ARS) and, together with the Atlantic and Toronto Regions of the Rhododendron Society of Canada, comprise District 12 of the ARS.

North Island Rhododendron Society North Island chapter of the American Rhododendron Society is based in the beautiful Comox Valley and serves surrounding communities of northern Vancouver Island, Canada. All members and guests are welcome to join our monthly meetings in Comox.

American Rhododendron Society, Olympia Chapter The Olympia Chapter of the American Rhododendron Society (ARS) was founded in September 1962 and was the 20th chapter of the ARS to form. The chapter has 40 plus local members and we welcome non-members, visitors and guests to our meetings.

American Rhododenron Society, Piedmont Chapter

The Piedmont Rhododendron Club meetings usually include a speaker and an educational session. Our programs also include tours to private rhododendron gardens in North Carolina, South Carolina, Georgia and Virginia.


American Rhododendron Society, Siuslaw Chapter The Siuslaw Chapter of the American Rhododendron Society welcomes you to "The City of Rhododendrons", Florence, Oregon, located on the magnificent Central Oregon Coast. We are home to some of the most beautiful rhododendrons in the world.

Swedish Chapter American Rhododendron Society The Swedish Chapter of the American Rhododendron Society. Welcome to the Wondrous World of Rhododendrons and Azaleas! Hope you find our site very interesting and useful! (in Swedish language)

Tacoma Chapter The Tacoma Chapter invites you to join us for a monthly program about rhododendrons. You don't need to be a member to come and check us out. All people who are interested in rhododendrons are welcome, whether you are just beginning to learn about the plants or have a lifetime of experience with them.

Valley Forge Chapter Founded in 1967, the Valley Forge Chapter helps to stimulate local interest in rhododendrons and azaleas by sharing local, regional, and national knowledge. This is accomplished through many channels including monthly meeting speakers, plant sales, book sales, flower shows, journals, websites, and newsletters.

Vancouver Chapter The Vancouver Rhododendron Society is a chapter of the American Rhododendron Society, an international organization of rhododendron enthusiasts. It provides an opportunity to learn about rhododendrons, their culture, history, and collection, to obtain rare and unusual specimens grown by local growers, and to meet with others with like interests.

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