For me, 9:30pm is the best

來源: 小心翼翼的小地主 於 2012-05-04 18:08:29 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (195 bytes)
回答: 弱弱地問： sprinkler setting 由 美西遊子 於 2012-05-04 16:53:25

Kids can play in dry grass while 9:30pm is not so late that watering bothers your sleep. Also, it's more efficient to water grass during night than in dayttime when sun can evaporate some water.

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