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Mar 6, 2023
Registration now open for PPA National Symposium

Perennial Plant Association has opened registration for the 2023 National Symposium. Taking place July 24-28 in Niagara Falls, Ontario, Canada, the event offers education sessions, tours, socials, an evening garden dinner, and a trade show.

Speaker highlights include: 

  • Mark and Ben Cullen, garden communicators 
  • Gary Lewis of Phoenix Perennials 
  • Allan Armitage, Ph.D., horticulturist, researcher and speaker 
  • Tony Spencer of The New Perennialist 
  • Patrick Cullina of Patrick Cullina Horticultural Design and Consulting 

Tour attractions incorporate: 

  • Niagara Parks Botanical Gardens and Butterfly Conservatory 
  • Sheridan Nurseries 
  • Terra Watertown 
  • Kayanase Nursery and Ecological Restoration 
  • Watering Can Flower Market 

The early bird registration deadline is June 14 and final registration deadline is July 12. For more information on the National Symposium and to register, visit