Rock Garden Societies

• NARGS - North American Rock Garden Society National Site [Canada, USA]
• AGS - The Alpine Garden Society [UK]
• SRGC - Scottish Rock Garden Club [UK]
  • Ian Young's Bulb Log Diary
  • SRGC - SRGC Archive site

Plant-oriented Societies and Pages

• American Hemerocallis Society
• American Hosta Society; in Midwest
• American Iris Society
• American Rhododendron Society
• The Crocus Pages at SRGC
• The Fritillaria Group of the AGS
• International Bulb Society[as of 20 Jan 2017, seems defunct so see the WikiPedia entry]
• The Pacific Bulb Society

Plant Sources

• Arrowhead Alpines [Fowlerville, MI 48836]
• Wrightman Alpines [Kerwood, ON Canada N0M 2B0]; Blogs;
      Harvey Wrightman (1949-2016)
• Gee Farms [ Stockbridge, MI 49285-9405]

Plant Institutions

• Brooklyn Botanic Garden
• Cornell University Department of Horticulture
• University of Michigan Matthaei Botanical Garden and Nichols Arboretum
• Michigan State University W. J. Beal Botanical Garden
• Missouri Botanical Garden
• New York Botanical Garden
• University of Michigan Herbarium

Nearby NARGS Chapters

• MN-NARGS in Minnesota
• Ohio Valley Chapter
• Ontario Rock Garden & Hardy Plant Society [usually meet on the second Sunday of the month at the Toronto Botanical Garden]
• List of all NARGS Local Chapters

Instruction

• Troughs from NARGS