Irrigating trees in a different animal. In fruit orchards, the tubing is often buried. I am not sure if pressure compensating embitters are used on small plantings because of the greater distance between plants. I would consult a pomologist at Purdue. Maybe this fellow could help?

https://ag.purdue.edu/hla/Pages/Profile.aspx?strAlias=hirst&intDirDeptID=16

Last edited by RAH; 01/25/15 01:12 PM.