He continued with the same subject in his doctoral studies, producing his thesis entitled "A Monograph of Eucharis and Caliphruria (Amaryllidaceae)" in 1986.
He then moved to the University of Florida's Fort Lauderdale Research and Education Center where he was a palm and tropical ornamental specialist.
[1] From October 1999 until July 2019, he was located at the National Germplasm Repository of the United States Department of Agriculture/Agricultural Research Service (USDA-ARS), based in Miami, working on the conservation, genetics, systematics, characterization, and breeding of species of subtropical and tropical ornamentals.
Upon retirement from USDA, Meerow became a Research Fellow of the Montgomery Botanical Center in Coral Gables, FL, and is an adjunct professor in the School of Life Sciences at Arizona State University.
Meerow has published over 250 scientific papers, numerous magazine and university extension articles, and is the author or co-author of three popular books on palms.