https://www.ams.usda.gov/sites/default/files/media/PennsylvaniaHempPlan.pdf

Cannabis sativa L

The 2018 Farm Bill defined “hemp” as the plant species Cannabis sativa L. and any part of that plant, including the seeds thereof and all derivatives, extracts, cannabinoids, isomers, Page 2 of 25 acids, salts, and salts of isomers, whether growing or not, with a delta-9 tetrahydrocannabinol concentration of not more than 0.3 percent on a dry weight basis.

https://extension.psu.edu/industrial-hemp-production

Hemp Production

From seed to fiber