DISTRICT 17
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  • District 17 Groups
  • Executive & Contacts
    • President's Meeting >
      • Constitution
  • D17 AGM
    • 2025 D17 AGM
    • D17 AGM Archives
  • Events & Calendar
    • Events & Calendar
    • Available Presentations
    • Pollinators
  • D17 & D4 OHA AGM 2026
    • Competition Details
  • FORMS
    • OHA & D17 Forms
  • Constitution
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District 17 is one of the 19 Districts of the Ontario Horticultural Society. Covering all of Durham Region, its 12 groups have 1200 members and offer over 100 presentations by qualified and renowned speakers each season.

Each group offers back to its community special gardening initiatives and programs, including Plant Sales, public gardens, and youth and senior programs.

This website is an opportunity to share the efforts of the 12 groups, keep them up to date with news from OHA, and to direct readers to the websites maintained by many of the D17 groups.
  • Home
  • District 17 Groups
  • Executive & Contacts
    • President's Meeting >
      • Constitution
  • D17 AGM
    • 2025 D17 AGM
    • D17 AGM Archives
  • Events & Calendar
    • Events & Calendar
    • Available Presentations
    • Pollinators
  • D17 & D4 OHA AGM 2026
    • Competition Details
  • FORMS
    • OHA & D17 Forms
  • Constitution