Oooh, I have an idea. Maybe he drops something and she has to go to some trouble to run after him to bring it to him, so he rewards her with tea for her efforts and they get to talking about the veggie garden?

...admittedly, this is partially because I think it would be funny if she had to hop a couple of fences scrambling after him, because dammit, tall people are hard to catch up to. ^_~