Many people are on vacation so you may not hear right away. I will also put your request in our Website on the Exchange Page. Perhaps someone else will read it and answer you as well. Roslyn Nursery is on Long Island and they are members of the American Rhododendron Society. T he best way to learn about rhododendrons is to be a part of our Society.
Visitors are always welcome at all of our meetings.
The chapter meets at Planting Fields. Check email for dates. Check email for dates. I understand that it may not be easy for you to attend meetings. But most ARS members are very generous in nature and you may find some who are willing to share plants with you.