An oscillating sprinkler sweeps a fan of water from side to side, correct for rectangular plots and flower beds

https://kyleriliv329.zenbloomer.com/posts/soil-slopes-and-sunlight-website-aspects-that-shape-lawn-sprinkler-setup

An oscillating sprinkler sweeps keen on water back and forth, best possible for square plots and flower beds. Adjustable width and vary assistance sidestep sidewalks whilst maintaining soil flippantly moist.