PROBLEM TO BE SOLVED: To provide a sprinkler to be used for potted flowering plants and raising seedling, capable of efficiently sprinkling misty water and including dissolved oxygen in water spray. SOLUTION: This sprinkler has a shower head 2 and a water hose connecting part 3 on the leading end and the rear end of a long and narrow sprinkler body 1. A steam mixer 6 composed of a squeezing part 4 and an air taking-in part 5 is set in the flow waterway on the sprinkler body 1 or near the body 1. COPYRIGHT: (C)2008,JPO&INPIT