Plant identification resources
Pamela Borden Trewatha, Ph.D.
Professor Emeritus, Horticulture and Plant Science
pbtrewatha@missouristate.edu
Education
- 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 Interest
Although retired, I'm still working on several research activies.
- 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
- root system development in oak seedlings to identify native oaks for successful inclusion in nursery/landscape industry
- 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
Contact
I am now retired, but still enjoy assisting in weed and other plant identification. Please e-mail photos of any unknown plants/weeds to me at the address above, and I will respond as soon as possible.