Experts worry that hemp advocates have overhyped its potential as a cash crop.
Joe Bayer has spent thousands cultivating his four acres of hemp. Now he wants people to take as much as they like.
The compound being advertised as a miracle cure for many conditions exists in a legal gray area.
Though more and more farmers are growing the crop, a patchwork of federal and state laws are still holding many back.
Inside the fight for hemp and cannabis legalization in Malawi.
The Polite Force helps control traffic, block roads for parades, and make sure people don't get too freaked out by the real cops when they're too stoned to function.
Hemp farmers say the stigma of getting high is getting in the way of their industry.
They go for around $1,300... depending on the dealer.
I joined the head of the Feed the Birds campaign as he sowed some seeds along the River Thames.