AHPA Tonnage Surveys
These reports present the findings of surveys conducted by the American Herbal Products Association (AHPA) to quantify annual harvests of certain North American herbs in commerce.
-
2018–2023 Tonnage Surveys of Select Botanicals Produced in North America
-
2011–2017 Tonnage Survey of Select North American Wild-Harvested Plants
-
2006–2010 Tonnage Survey of Select North American Wild-Harvested Plants
-
2004–2005 Tonnage Survey of Select North American Wild-Harvested Plants
-
2002–2003 Tonnage Survey of Select North American Wild-Harvested Plants
-
2000–2001 Tonnage Survey of Select North American Wild-Harvested Plants
-
1999 Tonnage Survey of Select North American Wild-Harvested Plants
For questions or more information about AHPA's tonnage surveys, please contact Holly Chittum at 301-588-1171 x111 or hchittum@ahpa.org.