it's probably a 2 (or more) factor optimization problem. Because even if large trees don't absorb as much, they are still blocking sunlight and converting at le

it's probably a 2 (or more) factor optimization problem. Because even if large trees don't absorb as much, they are still blocking sunlight and converting at least some (how much, I don't know) of the photons into photosynthesis instead of heat. The sweet spot would probably be a medium-size tree.