where i live a few peeps grow prickly pears, I actually just had one the other day and it was pretty good. They also grow aloe vera. I used to have a cactus that bloomed and I literally saw a bat fly to it and drink nectar from it.
lol check this out this slug gets murked by a plant
here in austin we have this place called garden of the ancients and they have tons of different stuff Crouton and all kinds of tea and spices.