When Overlapping Branches Restrict Movement: Rethinking Negative Space in Landscapes
https://alpha-wiki.win/index.php/Designing_Clear_Outdoor_Circulation:_How_Reducing_Visual_Clutter_Improves_Yard_Flow
How overlapping canopy and branch crowding shrink usable outdoor space The data suggests that more gardens and small yards suffer from physical and perceptual crowding than most owners realize