Plant and Soil Sciences Graduate Program
One graduate program. Two concentrations. Three degree options.
Plant Science involves course work in plant molecular biology, plant breeding, plant pathology, plant tissue culture, horticulture, crop science, plant anatomy and/or plant physiology with thesis research in one of those areas.
Soil Science involves course work and thesis research in soil chemistry, soil fertility and management, soil physics, soil microbiology and biochemistry, environmental microbiology, soil and water quality and soil formation and biogeochemistry.
Degree options:
- Ph.D. dissertation degree
- M.S. thesis degree
- M.S. non-thesis degree (full- or part-time)
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History Matters: Trailblazer Marian Coffin’s quiet influence on Delaware’s gardens and grounds
June 02, 2025 | Written by Kyle McKinnon | Delaware Public MediaAnna Wik, University of Delaware associate professor of landscape architecture is interviewed by Delaware Public Media on its program "The Green" about Marian Coffin and the impact she had on Delaware. Coffin was one of the first female architects in the U.S. She created the look and feel of UD's campus. Coffin also designed the Mount Cuba Center and the gardens at Winterthur Museum. -
Rethinking food systems
May 21, 2025 | Written by Nya WynnMany students seeking careers in agriculture grew up on or near a farm, but for Evyn Appel, a senior honors sustainable food systems major and the 2025 convocation speaker, an interest in food systems grew while living in Philadelphia. She was surrounded by not only fantastic restaurants and international flavor, but also the food system problems and its lack of access and affordability. She is motivated to find solutions. -
Carbon credit quality
May 20, 2025 | Written by Katie Peikes | Photo by Evan KrapeUniversity of Delaware’s Rodrigo Vargas is among a group of leading forest scientists around the U.S. arguing in a new review that forest carbon market protocols are flawed and don’t ensure that issued carbon credits accurately account for reduced and removed CO2 emissions. The researchers say improvements could boost forest carbon credits’ quality and drive up demand as well as confidence in the market.
Important Links
Application process update: Due to coronavirus (COVID-19), the program of PLSC is waiving the GRE requirement for our graduate program. If you wish to apply without a GRE score, please enter a future GRE exam date into the application. It need not be a legitimate exam date. Entering a future exam date causes the system to finish your application and send it on to our review committee where it will receive full consideration.