An oscillating sprinkler sweeps partial to water back and forth, the best option for oblong plots and flower beds

https://www.youtube.com/channel/UCbBKLG9QejC_KiKVQqQAqqw

An oscillating sprinkler sweeps a fan of water to and fro, acceptable for rectangular plots and flower beds. Adjustable width and number help preclude sidewalks while holding soil lightly wet.