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Calendar of Events

National and International Meetings


New Zealand Rhododendron Association Annual Conference, Oct. 27-30, 2017, Feilding Civic Centre, Feilding, North Island, NZ.  More information.



Scottish Rhododendron Society Welsh Garden Tour, April 22 - 29.  More information.


ARS Annual Convention, May 20-26, Bremen Germany.  Pre-tours in Holland, at RHODO 2018 in Westerstede, Germany and in Denmark and Sweden. Post-tour in Finland. More Information.


ARS Fall Conference, Chattanooga, TN,  Dates TBA.


New Zealand Rhododendron Association Annual Conference, Nov. 3-6, 2018, Nelson, South Island Island, NZ.



ARS Annual Convention, May 16-19, 2019, Malvern, PA.  Pre-tour on May 15 to world famous Chanticleer and Winterthur gardens.  More information.


ARS Fall Conference, Sep. 27-29, 2019, Parksville, BC, Canada.



ARS 75th Anniversary Convention, Portland, Oregon,  Dates TBA.

Local Flower Shows and Plant Sales


April 1st  (10am - 4:00pm)  Show opens at noon.

California Chapter Show & Plant Sale
Lakeside Park Garden Center, 666 Bellevue Avenue, Oakland, CA
Show entries accepted from 8 to 10 am.
Contact: Paul Anderson, email:


April 1st-2nd  (9:00am - 5:00pm)  Show opens noon on Saturday.

Portland Chapter Show & Plant Sale
Crystal Springs Rhododendron Garden, 5801 S.E. 28th Ave., Portland, OR
This event is being held in conjunction with The Daffodil Society's Annual Show.


April 15th  (10:00am - 3:00pm)

Fraser South Chapter Plant Sale
Langley Mennonite Fellowship Church, 20997 40 Ave, Langley Twp, BC
Contact: Evelyn Jensen, email:


April 15th  (9:00am - 1:00pm)

Monterey Bay Chapter Plant Sale
Aptos Farmers Market at
Cabrillo College, 6500 Soquel Drive, Aptos CA
Contact: Mike McCullough, email:


April 22nd  (9:00am - 4:00pm)

Azalea Chapter Plant Sale
Oak Grove Methodist Church, 1722 Oak Grove Rd, Decatur, GA
The Azalea Chapter of the A.R.S. is having its' annual plant sale. We offer a vast selection of hard-to-find native azaleas and heat-tolerant rhododendrons. Many varieties you won't find anywhere else! There will be lots of helpful advice from experienced gardeners, and planting demonstrations.
Contact: Michael Bamford, email:


April 22nd  (9:00am - 1:00pm)

De Anza Chapter Plant Sale
Parking lot behind Los Altos Masonic Lodge (near State Street)
Los Altos, CA
Contact: Bee Brown, email:


April 22nd - 23rd  (9:00am - 5:00pm)

Noyo Chapter Truss Show and Plant Sale
Mendocino Coast Botanical Gardens, 18220 North Highway 1, Fort Bragg, California
The juried show is expected to be one of the largest on the entire Pacific Coast with over 700 entries.
Contact: John Winding, email:


April 22nd-23rd  (10:00am - 5:00pm)

Siuslaw Chapter Early Show, Plant Sale & Bonsai Display
Florence Events Center, 715 Quince, Florence OR
Bonsai display is open to the public on Saturday and Sunday with the flower show, located inside the building. Plant sale open to the public on Saturday and Sunday located outside on south side of building. Experts will be on hand to answer questions about azaleas and rhododendrons.
Contact: Mike Bones, email:


April 23rd  (9:00am - 1:00pm)

Mount Arrowsmith Chapter Show and Plant Sale
Parksville Curling Club, 193 Island Hwy E., Parksville BC
Contact: Ray Walker, email:


April 23rd  (2:00pm - 4:00pm)

New York Chapter Early Flower Show
Planting Fields Arboretum, 1395 Planting Fields Rd, Oyster Bay, NY
Contact: Bruce Feller, email:


April 29th  (10:00am - 2:00pm)

Cowichan Valley Chapter Plant Sale
Cowichan Exhibit Grounds, Main Hall, Mays Rd and Island Hwy, Duncan, BC
Several rhododendron growers, companion plants and garden furniture.
Contact Carrie Nelson, email:


April 29th-30th

Southeast Chapter Flower Show
North Carolina Arboretum, Asheville, N.C.
Contact: Ray Head, email:


April 30th  (10:00am - 2:00pm)

RSC Toronto Chapter Plant Sale
Toronto Botanical Gardens Garden Hall, 777 Lawrence Ave. East, Toronto, ON.
Email for further information.


April 30th - May 1st  (10:00am - 2:00pm)

Eureka Chapter Show and Plant Sale
Miles Hall, Pacific View Charter School (formerly St. Bernard’s Elementary School), 115 Henderson Street, Eureka, California.
Contact: June Walsh, email:


May 5th - 7th  (Saturday, 9:00am - 3:00pm; Sunday, 11:00am - 3:00pm)

Valley Forge Chapter Plant Sale
Jenkins Arboretum, 631 Berwyn Baptist Rd, Devon, PA
Friday is a party and first chance at plants from 6:00 pm to 8:00 pm.  Admission is $30.  RSVP by May 1.* Admission is free on Saturday and Sunday.
 * For more information go to


May 5th - 7th

Victoria Chapter Flower Show
Mary Winspear Centre, 2243 Beacon Ave, Sidney, BC
Contact: Lois Blackmore, email:


May 6th  (3:00pm - 9:00pm)

Eugene Chapter Spring Rhododendron Show and Awards Banquet
Hilton Garden Inn, 3528 Gateway Street, Springfield, OR
Speaker: Mike Stewart - "Rhododendrons, and Their Journey to Your Garden"
Contact: Terry Henderson, email:


May 6th  (10:00pm - 3:00pm)

Vancouver Rhododendron Society Annual Show and Sale
Park and Tilford Gardens, 333 Brooksbank Avenue, North Vancouver, BC
Contact: Chris Hodgson, email:


May 6th - 7th

Southwestern Oregon Chapter Show and Sale
Pony Village Mall, 1611 Virginia Ave, North Bend, OR
Contact: Robin Hansen, email:


May 7th  (9:30am - 2:00pm)

Nanaimo Chapter Spring Show and Plant Sale
Beban Park Social Centre, Beban Park, 2300 Bowen Rd, Nanaimo, BC
Truss show event and sale of rhododendrons from growers on Vancouver Island and Mainland B.C. The specialty vendors have rhodos, alpines, woodland plants, bulbs, and many other garden favourites. Refreshments available.
Contact: Jan Moles, email:


May 7th-8th  (10:00am - 4:00pm)

Midwest Chapter Truss Show and "Mini" Plant Sale
Chicago Botanic Garden, East Greenhouse Gallery, Glencoe, IL
Contact: John Golab, phone: (847) 382-1674


May 12th-13th  (Open at 10:00am)

Greater Philadelphia Chapter Plant Sale
Morris Arboretum of the University of Pennsylvania, 100 E. Northwestern Avenue, Philadelphia, PA


May 13th  (9:00am - 2:00pm)

Lehigh Valley Chapter Plant Sale
Bethlehem Votech Parking Lot, 3300 Chester Ave., Bethlehem, PA


May 13th-14th  (9:00am - 5:00pm)  Show opens at noon on Saturday.

Portland Chapter Mother's Day Truss Show and Plant Sale
Crystal Springs Rhododendron Garden, 5801 SE 28th Avenue, Portland, OR


May 14th  (1:00pm - 5:00pm)

Greater Philadelphia and Valley Forge Chapter Flower Show
Jenkins Arboretum, 631 Berwyn Baptist Rd, Devon, PA
Contact: Lewis Brown, email:


May 14th  (Open to public at 9:00am)

Susquehanna Valley Chapter Flower Show
Hershey Gardens, 170 Hotel Road, Hershey, PA
Contact: Bob Smetena, email:


May 20th-21st  (10:00am - 5:00pm)

Siuslaw Chapter Annual Truss Show and Plant Sale
110th Annual Rhododendron Festival Event
Florence Events Center, 715 Quince Street, Florence, OR
Contact: Mike Bones, email:


May 21st  (2:00pm - 4:00pm)

New York Chapter May Flower Show
Planting Fields Arboretum, 1395 Planting Fields Rd, Oyster Bay, NY
Contact: Bruce Feller, email:


American Rhododendron Society
P.O. Box 214, Great River, NY 11739
Ph: 631-533-0375   Fax: 866-883-8019   E-Mail:
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