Oklahoma Water Resources Center

John Haase


Extension Educator, Horticulture/4-H Youth Development


OCES-Rogers County
200 S. Lynn Riggs Blvd.
2nd Floor-OCES
Claremore, OK 74017

Phone: (918) 341-2736
Fax: (918) 341-3758
Email: john.haase@okstate.edu


Rogers County Oklahoma Cooperative Extension Service


Extension Interests:

  • Water conservation for homeowners, commercial pecan growers, sod farms, and golf courses
  • Irrigation audit education
  • Low maintenance landscaping
  • Education of invasive plant species


Moss, J.Q.*, J.E. Haase, D.L. Martin, J.R. Vogel, and T.A. Boyer. 2011. Simple irrigation audit for home lawns in Oklahoma. Oklahoma Cooperative Extension Service Fact Sheet HLA-6610, Stillwater, OK. *Awarded the 2012 Certificate of Excellence, American Society of Agronomy, Extension Education Material Award



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