Pawpaw propagation from cuttings

[hambone]

In a 2017 thread here @danzeb said he wanted to try the toothpick propagation technique (for hard to root species) on pawpaws but I don’t see a follow up post:

August: Toothpick Rooting Technique

Well, I wonder about things that readily root from the stem, like figs, currants, some perennial shrubs and of course tomatoes, etc. With things like that, y can just pin a branch to the ground with a rock and it will root into the ground within a few weeks/months without any need to wound it. I wonder specifically how the ground contact / moisture triggers the change, but either way their must either be an intermediate cell stage as @JustAnne4 suggests or perhaps the plant is able to sense th…