Administration & Staff

Wayne A. Mackay

Wayne A. Mackay

Department Chair

(DREX)-Director Experiment Station

(HORT)-Horticulture

Phone: 479-575-7319

Download vcard

Map

Download CV

Dr. Wayne Mackay joined the University of Arkansas as Professor and Head of the Department of Horticulture in 2014.  He is a Fellow in the American Society for Horticultural Science and has served in numerous positions within ASHS.  He served as President of the Southern Region for the American Society for Horticultural Science as well as numerous positions within SRASHS. In addition he served as the Executive Officer, President, and a board member for the Plant Growth Regulation Society of America, culminating in the Lifetime Membership Award in 2012.  He has served as Consulting Editor and Associate Editor for HortScience, Associate Editor of the PGRSA Quarterly and Associate Editor of Scientia Horticulturae.  He has published and lectured on subjects ranging from plant breeding and ornamental/floriculture cultivar development, micropropagation of ornamentals, postharvest physiology of cut flowers, seed physiology, and plant growth regulation of ornamentals.

HORT 5993 “Global Horticulture and Human Nutrition to Enhance Community Resilience and Food Security” 3 Credits Spring 2018, Spring 2019,  Spring 2020, 

1991    Ph.D. Horticulture, University of Maryland, College Park, Maryland

            Area of emphasis: Plant Breeding, Genetics, and Tissue Culture                  

1987    M.S. Plant Science, University of Delaware, Newark, Delaware

            Area of emphasis: Tissue Culture

1976    B.S. Horticulture, Virginia Polytechnic Institute & State University, Blacksburg, Virginia

McDonald, G.V. and W.A. Mackay. 2019.  A Horticulture Student Learning Outcome Assessment Plan for the University of Arkansas.  HortTechnology 29:665-669.

Dooley, K., L.D. Edgar, C. Dobbins, W.A. Mackay, and T.D. Davis.  2019.  Faculty Professional Development and Instructional Design for an Interdisciplinary Graduate-Level Online Course.  National Association for Colleges and Teachers of Agriculture 63: 27-35.

Sloan, J.J., R.I. Cabrera, P. Ampim, S.A. George, and W.A. Mackay. 2010. Performance of ornamental plants in expanded-shale based landscape mixes.  HortTechnology 20: 594-602.

Reinert, J.A., S.W. George, W.A. Mackay, and C. Campos.  2009.  Resistance among lantana cultivars to lantana stick caterpillar, Neogalea sunia (Lepidopter: Noctuidae).  Southwest Entomologist 31: 51-58.

Harp, D.A., D. Zlesak, G. Hammond, S.A. George, W.A. Mackay. 2009.  EarthKind™ Rose Trials – Identifying the World’s Strongest, Most Beautiful Landscape Roses.  Floriculture and Ornamental Biotechnology 2 (2): 28-49.

Denny, G.C., M.A. Arnold, and W.A. Mackay.  2008. Alkalinity Tolerance of Selected Provenances of Taxodium Rich. HortScience 43:1987-1990.

Mackay, W.A., B. Pemberton, J. Maxim, and S.D. Pillai.  2008.  Ionizing Irradiation Using E-Beam to Control Importation of Biothreat Agents in Geranium Cuttings Inhibits Rooting.  HortScience 43:955-956.

Mackay, W.A., S.W. George, C. McKenney, R.I. Cabrera, J.J. Sloan, S. Reinert, P. Colbaugh, L. Lockett and W. Crow.  2008.   Performance of garden roses in north central Texas under minimal input conditions.  HortTechnology 18:417-422.

Niu, G., D.S. Rodriguez, and W. Mackay. 2008.  Growth and physiological responses to drought stress in four oleander clones. J. Amer. Soc. Hort. Sci.  133:188-196.

Niu,G., D.S. Rodriguez, L. Rodriguez, and W. Mackay.  2007.  Effect of Water Stress on Growth and Flower Yield of Big Bend Bluebonnet.  HortTechnology 17:557-560.

Mackay, W.A., M. A. Arnold, G.V. McDonald, and N. Sankhla. 2007.   Cyclanilide Alterations In Growth Of Five Landscape Plant Species During Container Production Are Location Dependent.  J. Environ. Hort.  25:109-115.

Niu, G., D. S. Rodriguez and W.A. Mackay.  2007.  Salinity tolerance of Lupinus havardii and L. texensis.  HortScience 42:526-528.

Picchioni, G.A., W.A. Mackay, and M. Valenzuela-Vasquez.  2007.  Correlative supply and demand functions in Lupinus havardii: A forgotten side of cut flower physiology?  J. Amer. Soc. Hort. Sci. 132:1-10.

Valenzuela-Vazquez, M., G.A. Picchioni, L.W. Murray, and W.A. Mackay.  2007.  Beneficial role of 1-methylcyclopropene for cut Lupinus havardii depends largely on exogenous ethylene source.  HortScience.  42:113-119.

Niu, G., D.S. Rodriguez, R. Cabrera, C. McKenney, and W.A. Mackay.  2006.  Determining Water Use and Crop Coefficient of Five Woody Ornamental Plants.  J. Environ. Hort. 24:160-165.

Reinert, J.A., S.W. George, W.A. Mackay, and T.D. Davis.  2006.  Resistance among lantana cultivars to the lantana lace bug, Teleonemia scrupulosa (Hemiptera:Tingidae).  Florida Entomologist. 89:449-454.

Ruiz, A., T.W. Sammis, G.A. Picchioni, J.G. Mexal, and W. A. Mackay.  2006.  Irrigation scheduling protocol for treated industrial effluent in the Chihuahuan desert.  Journal American Water Works Association.  98:122-133.

Colbaugh, P. F., W.T. Crow, W.A. Mackay and S. W. George.  2005. Varietal reaction of selected rose varieties to powdery mildew. Biological and Cultural Tests for Control of Plant Diseases. Vol. 20 p. 19. A.P.S. Press.

Colbaugh, P. F., W.T. Crow, W.A. Mackay and S. W. George. 2005. Varietal reaction of selected rose varieties to Alternaria petal blight. Biological and Cultural Tests for Control of Plant Diseases. Vol. 20 p. 18. A.P.S. Press.

Colbaugh, P. F., W.T. Crow, W.A. Mackay and S. W. George. 2005. Varietal reaction of selected rose varieties to black spot. Biological and Cultural Tests for Control of Plant Diseases. Vol. 20 p.17. A.P.S. Press.

Mackay, W.A. 2005.  Effect of scarification, seed storage temperature and relative humidity on Lupinus havardii Wats. and Lupinus texensis Hook. seed germination. HortScience 40: 782-785.

Mackay, W.A., M.A. Arnold, and J.M. Parsons. 2005.  Nerium oleander L. ‘Cranberry Cooler’, ‘Grenadine Glace’, ‘Pink Lemonade’, ‘Peppermint Parfait’, ‘Raspberry Sherbet’ and ‘Petite Peaches and Cream’.  HortScience 40:265-268.

Rahman, S.M.L., W.A. Mackay, M. Ebina, H. Nakagawa, and B. Quebedeaux. 2004.  Transient gene expression in Zoysia japonica using Agrobacterium tumefaciens. Subtropical Plant Science.  55:11-17.

Rahman, S.M.L., W.A. Mackay, E.  Nawata, T. Sakuratani, and  B. Quebedeaux. 2004.  Superoxide dismutase, and stress tolerance of four tomato cultivars.  HortScience 39:983-986.

Rahman, S.M.L., W.A. Mackay, E.  Nawata, T. Sakuratani, and  B. Quebedeaux. 2002.  Superoxide dismutase, leaf water potential, relative water content, growth and yield of a drought-tolerant and a drought-sensitive tomato (Lycopersicon esculentum Mill) cultivar.  Subtropical Plant Science Journal. 54:16-22.

Sloan, J.J, S.W. George, W.A. Mackay, P.F. Colbaugh, and S. Feagley.  2002.  Suitability of expanded shale as an amendment for clay soils.  HortTechnology 12:646-651.

Reinert, J.A., W.A. Mackay, S.W. George, J. Read, M.C. Engelke, and S.J. Maranz.  2001.  Residual chemical control for differential grasshopper, Melanoplus differentialis, in urban landscapes.  Florida Entomologist 84:380-384.

Crow, W.T., P.F. Colbaugh, S.W. George, W.A. Mackay, and T.L. Carter.  2001.  Varietal reaction of selected rose varieties to Alternaria petal blight. Amer. Phytopathological Soc. Biol. & Cultural Test Reports. 2001:52.

Crow, W.T., P.F. Colbaugh, S.W. George, W.A. Mackay, and T.L. Carter.  2001.  Varietal reaction of selected rose varieties to powdery mildew.  Amer. Phytopathological Soc. Biol. & Cultural Test Reports. 2001:51.

Crow, W.T., P.F Colbaugh, S.W. George, W.A. Mackay, and T.L. Carter.  2001.  Varietal reaction of selected rose varieties to black spot.  Amer. Phytopathological Soc. Biol. & Cultural Test Reports. 2001:50.

Mackay, W.A., T.D. Davis, and D. Sankhla.  2001.  Influence of scarification and temperature on seed germination of Lupinus arboreus.  Seed Sci. & Tech. 29:543-548.

Colbaugh, P.F., W.A. Mackay, and T.D. Davis.  2001.  Alternaria alternata causing flower stem blight of Lupinus havardii.  Plant Disease 85:231.

Colbaugh, P.F., W.A. Mackay, and S.W. George.  2001.  Alternaria alternata flower blight of Zinnia acerosa in Texas.  Plant Disease 85:228.

Mackay, W.A., S.W. George, T.D. Davis, M.A. Arnold, R.D. Lineberger, J.M. Parsons, L.A. Stein, and G.G. Grant.  2001.  Texas SuperstarÔ, (Coordinated Educational and Marketing Assistance Program - CEMAP), How We Operate.  HortTechnology  11:389-391.

Arnold, M.A., R.D. Lineberger, T.D. Davis, S.W. George, W.A. Mackay, G.G. Grant, J.M. Parsons, and L.A. Stein.  2001.  Integrating Plant Trials Into Teaching And Student Research Programs.  HortTechnology 11:385-388.

Mackay, W.A., J.M. Parsons, G.G. Grant, S.W. George, T.D. Davis, and L.A. Stein.  2000. ‘Texas Maroon’ Bluebonnet (Lupinus texensis Hook.). HortScience 35:313.

Mackay, W.A. 1999. Micropropagation for the Mexican redbud (Cercis canadensis var mexicana L) and other woody plants of the Chihuahuan desert. In Vitro Cell. and Dev. Biol. 35:283-284.

Mackay, W.A., and T.D. Davis. 1998.  ‘Texas Sapphire’ and ‘Texas Ice’ longstem bluebonnets (Lupinus havardii).  HortScience. 33:348-349.

Boatright, J.L., J.M. Zajicek, W.A. Mackay. 1997.  Incorporation of a hydrophilic polymer into annual landscape beds.  J. Environ. Hort. 15:37-40.

Molinar, F., W.A. Mackay, and M.M. Wall. 1996.  Micropropagation of agarita, Berberis trifoliata. HortScience 31:1030-1032.

Mackay, W.A. 1996.  Micropropagation of Texas madrone, Arbutus texana. HortScience 31:1028-1029.

Mackay, W.A., T.D. Davis, and D.E. Riemenschneider. 1996.  Factors influencing seed germination of Lupinus perennis. J. Environ. Hort. 14:167-169.

Mackay, W.A., T.D. Davis, and D. Sankhla. 1995.  Influence of scarification and temperature treatments on seed germination of Lupinus havardii.  Seed Science and Technology 23:815-822.

Davis, T.D., W.A. Mackay, and D. Sankhla. 1995.  Postharvest characteristics of cut inflorescences of Lupinus havardii. HortTechnology 5:247-249.

Mackay, W.A., J.L. Tipton, and G.A. Thompson. 1995.  Micropropagation of Mexican redbud, Cercis canadensis var mexicana. Plant Cell, Tissue and Organ Culture 43:295-299.

Parsons, J.M., T.D. Davis, S.W. George, and W.A. Mackay. 1994.  'Barbara Bush' bluebonnet (Lupinus texensis Hook.). HortScience 29:1202.

Davis, T.D., S.W. George, W.A. Mackay, and J.M. Parsons. 1994. Development of Texas bluebonnets into floricultural crops.  HortScience 29:1110,1211.

Mackay, W.A., T.J Ng, and F.A. Hammerschlag. 1994. Cucumis melo callus response to toxins produced by Myrothecium roridum. J. Amer. Soc. Hort. Sci. 119:356-360.

Kuti, J.O., G.A. Bean, W.A. Mackay, and T.J Ng. 1989. Influence of muskmelon cell wall polysaccharides on roridin E production by a pathogenic strain of Myrothecium roridum. Mycopathologia 108:139-144.

Mackay, W.A., and S.L. Kitto. 1988. Factors influencing in vitro shoot proliferation of French tarragon. J. Amer. Soc. Hort. Sci. 113:282-287.

2014-Present   Professor and Head, University of Arkansas, Department of Horticulture

2018-2019       Professor and Interim Head, University of Arkansas, Department of Food Science

2013-2014       Professor and Chair, University of Florida, IFAS, Environmental Horticulture Department

2007-2013       Professor and Center Director, University of Florida, IFAS, Mid-Florida Research and Education Center

2005-2007       Professor, Texas Agricultural Experiment Station-Dallas, Texas A&M University

2003-2006       Associate Resident Director, Texas Agricultural Experiment Station-Dallas, Texas A&M University

1997-2005       Associate Professor, Texas Agricultural Experiment Station-Dallas, Texas A&M University

1991-1997       Assistant Professor, Texas Agricultural Experiment Station, El Paso,Texas A&M University

1977-1984      Manager, Cuzz Acres Nursery, Rising Sun, Maryland – Groundcovers, perennials, annuals, 4 acres total production space

1976-1977      Grower, Specialty - Holiday Pot Crops, G. van Bochove's, Kalamazoo, Michigan

 

Paul M. Smeal Leadership and Administrative Award, Southern Region of the American Society for Horticultural Science, 2018.

Elected Fellow of the American Society for Horticultural Science, 2014.

Gene A. Batson Award for Superior Service.  Florida Nursery, Greenhouse and Landscape Association Action Chapter. 2013.

Texas A&M AgriLife Extension Superior Service Award – Team Category. The National Earth-Kind Rose Team.  2012.

Lifetime Membership Award, Plant Growth Regulation Society of America. 2012.

American Society for Horticultural Science Publication Award for Best Paper in Ornamentals.  2008.