American Herbal Products Association (AHPA) > Education > Technical Workshops

Technical Workshops

AHPA regularly presents in-person technical workshops to train the herbal products industry on the latest tools and methods that help ensure high-quality products and compliance with federal and state regulations.

Given the current travel restrictions, no workshops are currently scheduled.

Want to make a suggestion for a future technical workshop? Contact

Past Workshops

Botanical, Macroscopic and Organoleptic Assessment of Herbal Ingredients for cGMP Compliance

Convened February 2022

Presented by AHPA’s Holly E. Johnson, Ph.D., Roy Upton, RH, DipAyu of American Herbal Pharmacopeia, and Steven Yeager of Mountain Rose Herbs, this virtual workshop provided a detailed orientation of botanical, macroscopic, and organoleptic identification methods, quality assessment techniques and terminology, and demonstrated how these techniques are used to evaluate crude plant parts in a scientifically valid manner.

Did you miss the Botanical, Macroscopic and Organoleptic Assessment of Herbal Ingredients for cGMP Compliance workshop but want to attend when it is offered again in the future? Email Natasha Weaver, AHPA’s Director of Education, at to be placed on the waitlist and notified when the next workshop is scheduled.

Dyad Labs provides chromatography basics for cGMP compliance

Dyad Labs provides chromatography basics for cGMP compliance

Convened March 2019

AHPA partnered with Dyad Labs to present a two-day workshop on March 21-22 that provided 16 attendees with a basic understanding of chromatography and hands-on lab experience.

The Art of Drying and Milling Botanicals

Convened July 2018

Attend this workshop to learn from one of the industry’s top drying and milling experts. Willis will take you on a tour of his facility and provide an up close and personal view of Bighorn Botanicals drying and milling process.

Microscopy workshop

Convened August 2015

This workshop will familiarize participants with various plant parts at the microscopic level to help them understand the characteristic cellular features of each plant part examined using botanical microscopy techniques.
Organoleptic Analysis of Herbal Ingredients

Organoleptic Analysis of Herbal Ingredients

March 2013: A practical guide for organoleptic characterization, with or without macroscopic descriptors, to identify botanical materials

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