Hemp is one of the oldest crops farmed by man. It’s been grown since 8,000 BCE, the very beginning of human agriculture. Archeologists found traces of hemp in what is now Taiwan and China.
As for hemp history in the U.S., the plant is as American as apple pie. It was first grown in the U.S. in Jamestown, Va. and was a crop the colonists were required to grow. George Washington and Thomas Jefferson both grew hemp. Pioneers used hemp to make wagon coverings.