THC hemp is a specific kind of hemp plant that contains relatively high quantities of tetrahydrocannabinol (THC), the psychoactive substance contained in cannabis. The legal threshold for hemp's THC content is 0.3% or less, yet THC hemp has a THC concentration that is higher than this threshold. It's important to keep in mind that the cultivation and sale of THC hemp may be subject to certain regulations and restrictions based on the legal system in a given area or country. It's important to abide by local laws and regulations, even if some people may be interested in THC hemp for its potential medicinal or recreational effects.