Ill advised grafting projects
...the level of nicotine was within acceptable ranges, tobacco-grafted tomato fruits were considered to be safe for consumption. Self-grafted tomato cultivars also had flowering time onsets almost 11 days earlier. However, self-grafting caused 6.0% and 7.6% less total fruit yield per cv. It does remind me of the unsuccessful attempt back in the 1970s to graft hops onto cannabis root stock with the goal of creating a legal looking plant containing THC...