1. 2 Professor, Department of Horticulture, Michigan State University, 1066 Bogue St., East Lansing, MI 48824-1325, behe@msu.edu.
2. 3 Assistant Professor, Department of Horticultural Science North Carolina State University, Kilgore Hall 152 2721 Founders Drive, Raleigh, NC 27695, melindaknuth@ncsu.edu.
3. 4 Assistant Professor, Department of Agricultural & Resource Economics, University of Tennessee Knoxville, 321C Morgan Hall, 2621 Morgan Circle, Knoxville, TN 37996, arihn@utk.edu.
4. 5 Professor and Ellison Endowed Chair in International Floriculture, Department of Horticultural Sciences, 202 Horticulture/Forest Science Building, 2133 TAMU, College Station, TX 77843-2133 crhall@tamu.edu.