Assistant Professor of Forest Health
Forestry and Environmental Conservation Department
Office: Lehotsky 272F
Ph.D. Forest Entomology
University of Arkansas 2016
M.S. Forest Entomology
University of Arkansas 2012
Southern Illinois University 2010
FOR 4130/6130 - Forest Protection (Fall)
FOR 8930 - Forest Protection (Summer, online)
FOR 8070 - Invasion Ecology (Spring, online and in-person)
FOR 2210 - Forest Biology (Fall)
FOR 8930 - Current Issues in Forest Health
Entomological Society of America
Southern Forest Insect Work Conference
North American Forest Insect Work Conference
International Union of Forest Research Organizations
Biology, ecology, and management of forest insects and diseases, biological control of forest pests.
Extension and Outreach
Women Owning Woodlands
Hartshorn, J.A., L.D. Galligan, and F.M. Stephen. 2019. Spatial patterns of within-tree red oak borer (Coleoptera: Cerambycidae) attack during outbreak conditions in the Ozark National Forest in Arkansas, U.S.A. The Canadian Entomologist. 2019: 1-7.
Fisher, D.M., J.A. Hartshorn, D.C. Steinkraus, L.D. Galligan, and F.M. Stephen. 2017. Variation in sterilization by Deladenus proximus on the native woodwasp, Sirex nigricornis, in Arkansas. Journal of the Kansas Entomological Society. 90(2): 85-93.
Hartshorn, J.A., J.R. Fisher, J.J. Riggins, and F.M. Stephen. 2017. Molecular identification of the roundworm, Deladenus proximus (Tylenchida: Neotylenchidae): a parasite of Sirex nigricornis (Hymenoptera: Siricidae). Nematology 19(1): 15-20.
Hartshorn, J.A., L.D. Galligan, A.J.W. Lynn-Miller, and F.M. Stephen. 2016. Sirex nigricornis rearing methods in relation to host age and a novel live-trapping system for wood-borers. Great Lakes Entomologist 49(3-4): 173-183.
Hartshorn, J.A., K.D. Chase, L.D. Galligan, J.J. Riggins, and F.M. Stephen. 2016. Interactions among latitude, nematode parasitization, and female Sirex nigricornis F. (Hymenoptera: Siricidae) fitness. Environmental Entomology 45(6): 1515-1520.
Hartshorn, J.A., L.J. Haavik, J.D. Allison, J.R. Meeker, W. Johnson, L.D. Galligan, K.D. Chase, J.J. Riggins and F.M. Stephen. Decrease in average minimum temperature initiates emergence of adult female Sirex nigricornis F. (Hymenoptera: Siricidae). Agricultural and Forest Entomology 18(3): 206-213.
Hartshorn, J.A., D.M. Fisher, L.D. Galligan, and F.M. Stephen. 2015. Seasonal phenology of Sirex nigricornis F. (Hymenoptera: Siricidae) in Arkansas with implications for management of S. noctilio. Florida Entomologist 98(3): 933-938.
Skvarla, M.J., J.A. Hartshorn, and A.P.G. Dowling. 2014. Report on a large collection of Merope tuber Newman, 1838, (Mecoptera: Meropidae), from Arkansas, with notes on collection technique, sex ratio, and male clasper size. Psyche: A Journal of Entomology 2014: 1-6.
Clemson Forest Health Lab Page