Skip search and site index

William H. Darr School of Agriculture

Pamela Borden Trewatha, Ph.D.

Professor of Horticulture

Room 226 Karls Hall

phone:  (417) 836-5097

e-mail:  pbtrewatha@missouristate.edu

 

New weeds, information being added to Midwest Weed ID link above during spring 2014-- follow link for more information.

 

Spring 2014 Office Hours:

  • Mondays, Wednesdays, 12:45-2:45 pm and Fridays 12:45 - 1:45 pm, plus any other time I'm in my office or by appointment. 

 Spring 2014 Class Teaching Hours:

  • These are times I am teaching class, so will be  unavailable for appointments:  Mondays, Wednesdays and Fridays, 11:50 am - 12:40 pm

Courses Taught: (see links to courses at above left)

  • AGP 485 - Weed Science Fall 2014
  • AGP 333 - Landscape Design last taught Spring 2008
  • AGP 353 - Turfgrass Management Spring 2014 (offered as an on-line course through Blackboard)
  • AGP 363 - Landscape Plants - Fall 2014
  • AGP 403 - Nursery Management─  Fall 2015 (offered as an on-line course through Blackboard)
  • AGP 433 - Advanced Landscape Design─ probably Fall 2014
  • AGP 453 - Crop Physiology/AGP 753 - Plant Stress Physiology Spring 2014 (offered as an on-line course through Blackboard)
  • AGR 300 - Food & Agricultural Chemistry─ Spring and Summer 2014 (offered either as a traditional lecture class or as an on-line course through Blackboard)
  • AGR 499 - Internship in Horticulture─ Summer 2014

Educational Background:

  • B.S. in Plant Protection, 1978, Purdue University, Department of Botany & Plant Pathology
  • M.S. in Horticulture, 1982, Kansas State University, Department of Horticulture
    • Emphasis on woody ornamental production; research on use of growth retardants on container-grown blue holly
  • Ph.D. in Horticulture, 1987, Kansas State University, Department of Horticulture
    • Emphasis on turfgrass physiology; research on enhancing spread and reducing water use of zoysiagrass cultivars by use of growth regulators       

  

Research Interests:

  • I'm currently working on writing a midwest weed identification manual and am continually researching and photographing weeds throughout the midwest
  • Surveys of new weed species spread in Missouri and throughout midwest
  • Native plant production, restoration and adaptation for use in ornamental horticulture
    • production and evaluation of prairie/dryland wildflowers for sustainable landscapes
    • evaluation of western native oak species for use in Missouri
    • evaluation of spruce species for use in Missouri
  • Past research has included evaluation of native warm-season grasses for allelopathy, effect of herbicides on native warm-season grass mycorrhizae, turfgrass cultivar evaluation trials