Hello Strange shadowall and welcome to the nexus.
There is a neat
thread which covers this topic.
After having found the right plant material, please check for proper (clean & quality) chems. I have heared some crazy and primarily alarming stories (f.e. using car battery acid) from my beloved indian fellows.
Have fun with your spice mining process, happy and safe travels. Boom, tseuq
Everything's sooo peyote-ful..