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)
Latest News
  • Landscape architecture major Josh McDevitt serves as a docent at a University of Delaware Botanic Gardens member and donor tour.

    Get your hands dirty

    September 14, 2021 | Written by Dante LaPenta
    Over the summer, six undergraduate students braved the heat, humidity and armies of Brood X cicadas and spotted lanternflies to build practical horticulture skills in the most beautiful outdoor classroom on campus the UD Botanic Gardens.
  • Summer symbiosis

    August 26, 2021 | Written by Christy Mannering
    Incoming senior Jake Gioffre a Sustainable Food Systems major craved a hands-on, scientific experience. Thanks to the support of the CENFOODS, his insatiable desire led him to a summer internship.
  • Inner Workings: Keeping arsenic out of rice

    August 12, 2021 | From the Proceedings of the National Academy of Sciences Journal
    Angelia Seyfferth is investigating how husk fertilizer affects the movement and form of arsenic within the rice plant.

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.