[2][3] Cannabis and Humulus lupulus are both members of the family Cannabaceae, and a number of similarities in the botany and human use of the two species have been noted.
[8] In accordance with the Federal 2014 Farm Bill, the state legislature created an Industrial Hemp Research Pilot (IHRP) in 2016 following passage of ESSB 6206 (codified as Revised Code of Washington Chapter 15.120), with regulation by the Washington State Department of Agriculture.
[9] Industrial hemp is defined in Washington as cannabis with a THC concentration of 0.3 percent or less by dry weight.
State law defines hemp-derived products containing less than 0.3% THC as "Cannabis Health and Beauty Aids".
[16] The first crop on tribal land in the United States may have been planted by the Confederated Tribes of the Colville Reservation in 2017.