Directory of Faculty/Staff

Jeffery Iles

Professor and Chair
Department of Horticulture
106 Horticulture Hall
Iowa State University
Ames, IA 50011-1100

Phone: 515-294-3718
Fax: 515-294-0730
Email:

Education

Doctor of Philosophy, Iowa State University, 1993
Master of Science, Penn State University, 1985
Bachelor of Science, Michigan State University, 1977

Awards/Special Recognition

Iowa Nursery & Landscape Association Honorary Lifetime Member, 2004
ASHS Extension Educational Aids Award, 2002
Iowa State Horticultural Society Award of Merit, 2001
Society of Municipal Arborists Award of Merit, 2000
ASHS Extension Educational Aids Award, 2000
Iowa Nursery & Landscape Association Merit Award, 2000
ISU Foundation Award for Early Achievement in Extension, 1997
ASHS Extension Educational Aids Award, 1995
ISU Extension New Professional Award, 1992
Iowa Nursery & Landscape Association Merit Award, 1992

Research Focus

Dr. Iles has an integrated research/Extension program that identifies problems and issues relevant to Iowa's nursery (retail and production), landscape installation/maintenance, and tree care industries, and provides solutions, technical support, and science-based information to these increasingly important components of agriculture in Iowa.

Teaching/Advising Responsibilities

Dr. Ileis' teaching responsibilities include: Woody Plant Cultivars: Shade Trees (HORT 341); Landscape Plant Establishment & Maintenance (HORT 342); Horticulture Management & Administration (HORT 445); and Horticulture Teaching Practicum (HORT 698). He also is a frequent participant in the Horticulture Travel Course (HORT 496). Dr. Iles advises undergraduate and graduate students, and is a co-adviser to the ISU Horticulture Club.

Organizations/Appointments/Activities

Bickelhaupt Arboretum (Clinton, IA), Board of Directors
Brenton Arboretum (Dallas Center, IA), Board of Directors
Iowa Arboretum (Madrid, IA), Board of Directors
Iowa Arborist Association liaison to the International Society of Arboriculture
Iowa Certified Nursery Professional, Program Advisor
Iowa Urban & Community Forestry Council
ISU Shade Tree Short Course, Chair
Urban Forestry Center Midwestern Technology Transfer Committee

Selected Publications

Widrlechner, M.P., J.R. Thompson, J.K. Iles, and P.M. Dixon. 2004. Models for predicting the risk of naturalization of non-native woody plants in Iowa. J. Environ. Hort. 22(1):23-31.
Iles, J.K. and A.M. Vold. 2003. Landscape tree cultivar preferences in Iowa. U.S. J. Arboric. 29(6):331-336.
Romer, J.P., J.K. Iles, and C.L. Haynes. 2003. Selection preferences for crabapple cultivars and species. HortTechnology 13(3):522-526.
Iles, J.K. 2003. The science and practice of stress reduction in managed landscapes. ISHS Acta Horticulturae 618: XXVI International Horticultural Congress: Environmental Stress and Horticulture Crops.
Widrlechner, M.P. and J.K. Iles. 2002. A geographic assessment of the risk of naturalization of non-native woody plants in Iowa. J. Environ. Hort. 20(1):47-56.
Dosmann, M.S., J.K. Iles, and M.P. Widrlechner. 2000. Stratification and light improve germination of katsura tree seed. HortTechnology 10(3):571-573.
Iles, J.K. and M.S. Dosmann. 1999. Effect of organic and mineral mulches on soil properties and growth of Fairview Flame® red maple trees. J. Arboric 25(3):163-167.
Dosmann, M.S., J.K. Iles, and W.R. Graves. 1999. Drought avoidance in katsura by drought-induced leaf abscission and rapid refoliation. HortScience 34(5):871-874.
les, J.K., W.R. Graves, A.S. Aiello, C.L. Haynes, and K.E. Stone. 1998. Midwestern retail garden centers identify satisfaction/dissatisfaction with supplying wholesale nurseries. J. Environ. Hort. 16(4):243-247.