Ontario Herbalists Association

Promoting safe & natural healing with plants since 1982

OHA Events

Calendar of Events

OHA Professional Member Events


Talks/Presentations, Herb Walks, Hands-on Workshops

Mills & Bone Go Post Viral – Dec 3, 2020

Monday, December 3, 2020, 5am EST (8pm Queensland, Australia) Online Webinar Mills & Bone Go Post Viral An Interactive Webinar on the Fallout from Covid-19: Exclusively for Practitioners Kerry Bone and Simon Mills will share their insights into the latest...

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Herb Talk – Monika Ghent – Nov 30, 2020

Monday, November 30, 2020, 7pm - 8pm on Zoom Herb Talk  Monika Ghent, Plant Spirit Medicine This Herb Talk will feature an interview with Registered Herbalist and Plant Spirit Medicine practitioner, Monika Ghent. This is a free event for members!

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Virtual Tree Spirit Medicine (Beech) Dec 12, 2020

Saturday, December 12, 2020 11am - 5pm on Zoom Virtual Tree Spirit Medicine Workshop (Beech) with Monika Ghent The Tree Spirit Medicine workshops are a series of experiential workshops that provide an opportunity for you to learn about and receive the medicine that...

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Innisfree Farm & Botanic Garden Events-August 6, 7, 8 & 9, 2020

SevenSong - August 6th, 7th, 8th, 9th 2020 Clinical Herbalist and Botanist extraordinaire More at http://www.7song.com SevenSong will be joining for the 3rd biennial Clinical Phytotherapy Summer Camp where senior students and practitioners will conduct clinical round...

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Tree Spirit Medicine: Hawthorn with Monika Ghent

Medicine from Hawthorn (Crataegus spp.): Following the Flow of Your Heart "It is only with the heart that one can see rightly; what is essential is invisible to the eye." Antoine de Saint-Exupéry In this experiential workshop participants will receive the spirit...

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Special: Gatherings


OHA Plant Exchange, Book Swap and Bottle sale- Sunday, June 7, 2020

Sunday, June 7, 2020 Location: 3 Mill View Court,  Caledon East, ON L7K 2N4 Given the current guidelines for social distancing and limiting groups to no more than 5 people, it is still possible for this event to go ahead, under the following conditions: location: 3...

Back to Your Roots Herbal Retreat

We are glad to be sponsoring this grass roots Ontario herbal event. September 8th, 2018 9am to 9pm Keynote Speaker We are thrilled to announce that Herbalist and Ethnobotanist David Winston, will be joining us as our keynote speaker at Back To Your Roots 2018. David...

Heartwood Gathering 2018

We are glad to be sponsoring this amazing Ontario herbal event again this year. 2018 Keynote Speaker – Jan Kahehti:io Longboat We are honoured and so excited to announce the Keynote Speaker at the 2018 Heartwood Gathering will be Jan Kahehti:io Longboat! Jan...

Great Lakes Herb Faire 2018

The Ontario Herbalists Association is proud to be a sponsor of this awesome herbal event in Chelsea, Michigan. September 7-9, 2018 http://www.greatlakesherbfaire.org

Annual General Meeting 2018

  September 30th 9:30 am-4:30 pm The Assembly Hall in Etobicoke 1 Samuel Smith Drive (Kipling & Lakeshore)  We have some great speakers joining us this year at our AGM: Using Herbs & Nutrition to Aid Mental Health Katolen Yardley, MNIMH, RH (AHG) Nervous...

Great Lakes Herb Faire

Sept 8-10 2017 Cedar Lake Outdoor Center 2500 Pierce Rd, Chelsea, Michigan

ANNUAL OHA CORN ROAST AUGUST 18th 4 pm

You are invited to this potluck and celebration! Bring your family too! Saturday August 18th starting 4 pm-ish at the home of Rick DeSylva in Rockwood ON (near Guelph). SAVE THE DATE! Directions will be given when you RSVP

Other Events of Interest


Events relating to plants, natural healthcare, and ecological protection. Please note these events are not endorsed by the Ontario Herbalists Association but are listed as they may appeal to members of the community.


Do you have an event you would like to share? Contact us to have your event listed here.

(Please note that all listings are subject to Board approval).