you could try to make some hash with the leaves if you save them and any other leaves you get from your crops in the future. you bag them up let them dry and then freeze them.get a silk screen its the thing used for printing t shirts. you must get all the crystals from the leaves by siving it through the silk screen the more time you take and the more gentle you are with the siving the better the hash.once you have all that can be sived then siv again with a normal siv. then you need a plastic wrapper like a cigarette pkt is wrapped in put the cristals in to the wrapper and compress together and seal with celotape. then wrap tight with newspaper and stick with celotape.then soak in hot water until saturated than put in to a preheated oven at 175 degrees cel or gas mark 3 for 10 mins. aftre this take from oven and compress with a rolling pin leave to cool and enjoy.