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Plant Science

Major in plant science at University of Delaware:

Science that impacts the world!  


Study sustainable landscapes; agronomy; production horticulture; plant pathology; plant biology and genetics; and soils and environmental quality. From the most recent advances in plant molecular biology to the latest methods for growing and maintaining healthy plants, our students incorporate these practices with their evolving knowledge of the plant kingdom. The major offers the flexibility to pursue the areas of plant science that best aligns students with their future goals. Exciting careers in sustainable agriculture and ecosystem sciences, agronomic and horticultural crop production systems, plant science research and biotechnology, and crop protection await you.


  • Plant physiology
  • Plant propagation and production
  • Crop and food production
  • Plant pathology
  • Plant genetics
  • Landscape horticulture


  • Plant science research
  • Precision agriculture
  • Agronomic and horticultural crop production
  • Sustainable land management
  • Plant genetics and biotechnology
  • Plant pathology and integrated pest management
  • Greenhouse, garden center, or farm management
  • Public horticulture


  • Plant pathology
  • Genetics
  • Physiology
  • Plant biology
  • Molecular biology

What’s special about this program?

Experiential learning is the cornerstone of this major. Your collaboration with faculty will include a hands-on approach along with one-on-one interactions both in and out of the classroom. Unlike many other U.S. colleges of agriculture, our 350-acre outdoor classroom — which includes state-of-the-art greenhouses, gardens and research laboratory facilities — are located right on our main campus. In addition, you will have access to our unique state-of-the-art Delaware Biotechnology Institute, where “research is recognized internationally and where science is changing the world.” Our renowned faculty will encourage you to collaborate on their research and will help you network with various premier companies and government agencies to land that dream job!

Get Involved

Ag Ambassadors

Agricultural College Council (AgCC)

Alpha Gamma Rho Fraternity (AGR)

Alpha Zeta (AZ)

American Society of Landscape Architects Student Chapter

Animal Science Club

Beekeeping Club

Blue Hen Birding

Collegiate 4-H

Collegiate FFA

Entomology Club

Equestrian Team

Food Marketing Club

Food Recovery Network

Food Science Club

Horticulture Club

Hydroponics Club

Minorities in Agriculture, Natural Resources and Related Sciences (MANNRS)

Pre-Veterinary Club

Philadelphia Flower Show Club

Sigma Alpha Sorority (SA)

Students for the Environment

The Wildlife Society

Sample curriculum


Introduction to Crop Science



Botany I and lab



Botany II


MATH114 or higher

College Mathematics and Statistics


CHEM103, 103, or 104

General Chemistry



Seminar in Composition



PLSC Elective



University or College Breadth Requirements



Introduction to Soil Science and lab



Elementary Organic Chemistry and lab


PLSC211 Fall Ornamental Landscape Plants

PLSC212  Spring Landscape Plants

ENWC205  Insects and Society


Biotechnology: Science and Socioeconomic Issues

CHEM214 Elementary Biochemistry OR
PHYS201 Introduction to Physics OR


Geology of Dynamic Earth OR



Geological Hazards and Their Human Impact OR

PHYS207 Fundamentals of Physics I

University or College Breadth Requirements



Multicultural Requirement



Principles of Animal and Plant Genetics



Introductory Plant Pathology



Soil Fertility and Plant Nutrition



University or College Breadth Requirements


  Free and advanced electives
PLSC364 Experiential Internship 
PLSC410 Introduction to Plant Physiology 
AGRI400 Senior Capstone 

Plant Ecology

  Free and advanced electives

Go Global at UD

This major is eligible for the following programs: