Grassroots Herbalism is an Online Herbal Collective

Founded by Don Ollsin, Master Herbalist, Educator and Mentor

We offer Online Webinars and Online Herbal Courses

We believe in affordable, high quality education

We believe the world needs more herbalists



We host affordable, online webinars for our community. The focus of these webinars is herbalism, sustainability and environmental education. Webinars are taught by Don and guest teachers. 

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We offer a twelve-week online herbal course which covers a number of healing modalities and practices. We also offer shorter more specialized courses such as Ayurveda for yoga students and Medicine Making for anyone who loves herbs. 

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The collective is a group of herbalists who are passionate about pursuing a career in the healing arts. They are personally mentored by Don and they run a free herbal clinic. All mentees are graduates of our Online Herbal Course. 

Proud supporters of United Plant Savers

Proud supporters of United Plant Savers

Medical Disclaimer

All material provided on this website is provided for informational or educational purposes only, and is not intended as a substitute for the advice provided by your healthcare professional or physician.