Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to protect your garden during a harsh summer [title] Use irrigation hoses and soakers. [step] When it's really hot outside, the best way to effectively water your garden is by using irrigation or soaker hoses. While these are slightly different from each other, they both deliver water slowly to the plants' roots, which prevents evaporation and saves water.

Ending1: They function with cooler conditions that require less water. [substeps] Since irrigation is a largely automated operation, unlike soaker soaker hoses, you're not sterilizing them. Ending2: You can purchase irrigation hose and soaker hoses at most garden shops or online. [substeps] If you use a porch, pull off leaves and boards, so they can become mulch and trap moisture. Ending3: [substeps] Irrigation hoses use flexible plastic tubing that contains little holes. Water slowly drips from these holes into the soil. Ending4: [substeps] Using water gutters is one downside of using irrigation hoses and soaker hoses. They're cost-effective, but they tend to cost twice as much as watering.

Answer format: ending1/ending2/ending3/ending4