Plant and Soil Sciences Graduate Program

MS student, Emily Kennebeck
MS student, Emily Kennebeck, is working on a NASA project to grow hydroponic lettuce and mustard greens under different CO2 levels and light qualities.

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)
Latest News
  • UD landscape architecture major Amy Matusheski

    Becoming a landscape architect

    October 25, 2021 | Written by Dante LaPenta
    UD student Amy Matusheski channels passion for plants and design into educational and career path.
  • Sustainability champions

    October 08, 2021 | Written by Dante LaPenta
    The UD Sustainability Council honoured Angelia Seyfferth, Thomas Benson and Larry Armstrong with 2021 Green Hen Awards for their efforts towards sustainability on campus.
  • Looking deeper into the soil

    October 07, 2021 | Written by Dante LaPenta
    UD's Rodrigo Vargas is a co-principal investigator on a new $18.9 million National Science Foundation grant to study soil at depths greater than anywhere else in the world.

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.