Cover pools and spas to reduce evaporation of water. Long Term Outdoor Conservation Plant it smart. Once established, they do not need water as frequently and usually will survive a dry period without watering. They also require less fertilizer or herbicides. Landscape with plants that are heat and drought tolerant and that do not require much water to live.
Small plants require less water to become established.
Group plants together based on similar water needs. Install irrigation devices that are the most water efficient for each use. Micro and drip irrigation and soaker hoses are examples of efficient devices. Use mulch to retain moisture in the soil. Mulch also helps control weeds that compete with landscape plants for water.