Our Work
- - - OAEC supports diverse communities to design their own regenerative systems at the regional and local scale.
  - - Vision & Strategy
      
      Mother Garden Biodiversity
      
      Resilient Community Design | Permaculture
      
      WATER Institute
      
      Wildlands Restoration
      
      Movement Building
      
      Fiscally Sponsored Projects
Who We Are
- - - Visual Tour
    - Experience the Occidental Arts & Ecology Center through beautiful slideshows of our Guest Houses, Meeting Hall, Kitchen, Garden, Wildlands and more.
  - - About OAEC
      
      Staff & Board
      
      Jobs
      
      Internships
      
      OAEC News
      
      Contact & Directions
Group Retreats
- - - OAEC serves as a retreat center for networks, public agencies, foundations and other groups working towards social and environmental change.
  - - About Retreats
      
      The Land
      
      Meeting Facilities
      
      Housing
      
      Food
      
      More Info
      
      Booking Details
Plant Nursery
- - - Our 100% Certified Organic plant nursery specializes in open-pollinated perennials including edible landscaping plants, rare and endangered food crops, drought tolerant ornamentals and habitat plants - all tested in our onsite gardens and appropriate for our bioregion.
  - - Nursery Closed
Courses & Events
- - - Permaculture Design Certification
    - OAEC offers the longest consistently running Permaculture Design Certification course in the West. Immerse yourself in information, ideas and inspiration on how to design sustainable, regenerative systems in balance with your home ecosystem.
  - - Events Calendar
      
      Courses
      
      Tours
      
      Performances & More
      
      Garden Volunteer Days

OAEC Events

Name: PDC Fall Session
Start: 2025-11-06T08:00:00-08:00
End: 2025-11-14T17:00:00-08:00

Permaculture Design Certification

List
Month

November 2025
November 6 @ 8:00 am - November 14 @ 5:00 pm

PDC Fall Session

*Find more info about our PDC Courses here* Fall Session Online Learning: October 21 and 28, 2025 The online learning component consists of two 2.5-hour online meetings. Online sessions on Tuesdays from ... Read more

The Occidental Arts & Ecology Center (OAEC) is an 80-acre research, demonstration, advocacy and organizing center in Sonoma County, California that develops strategies for regional-scale community resilience.

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Permaculture Design Certification

PDC Fall Session

The Occidental Arts & Ecology Center (OAEC) is an 80-acre research, demonstration, advocacy and organizing center in Sonoma County, California that develops strategies for regional-scale community resilience.

Plant Nursery: Temporarily Closed

Nursery Phone: (707) 874-9591

Contact

oaec@oaec.org

(707) 874 1557

15290 Coleman Valley Rd. Occidental, CA 95465

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