It wouldn't be worth it to just throw them in the forest and water them. The males and females would pollinate and you would get low-grade, seedy buds. Honestly, the best way to get replenishble weed is this. GROW SHROOMS, you can do it in a 2L pepsi bottle with minimal effort and care. You could probably trade your entire stash for a 1/4 to a 1/2 pound of high-grade depending on where you live, and what is in supply. Look on information websites on how to grow shrooms.