Grouping plants into hydrozones is an approach to irrigation and planting design where plants with similar water needs are grouped together.
Ideally, each zone of the irrigation system will supply plants with the same water needs with the appropriate amount of water.
Turf areas and planting beds have different water needs and should be zoned separately. Trees and shrubs generally need deep watering less frequently while turfgrass needs more frequent watering.
Unfortunately, many irrigation systems are set to water all …