Bachelor's of Science in Plant Biology

4 Years On Campus Bachelors Program

Oklahoma State University

Program Overview

The Bachelor of Science in Plant Biology at Oklahoma State University provides a comprehensive foundation in plant science, covering plant structure and function, cell and molecular biology, genetics, development, physiology, ecology, evolution, and systematics. It is well suited to students interested in plant science, agriculture, environmental and natural-resource fields, health sciences, industry, or further study in graduate and professional programs.

Curriculum Structure

Year 1: Students begin with PBIO 1404 Plant Biology, gaining a foundation in plant structure and function, ecology, evolution, and diversity while developing skills in forming hypotheses, conducting experiments, and interpreting data. Supporting study includes BIOL 1113/1111 Introductory Biology and Introductory Biology Laboratory, CHEM 1314 Chemistry I, mathematics, and general education courses.

Year 2: Students develop their understanding of chemistry and plant molecular science through CHEM 1515 Chemistry II, PBIO 2403 Introduction to Plant Molecular Biology, and organic chemistry coursework with a laboratory component. PHYS 1114 College Physics I and additional major or elective courses broaden the scientific foundation needed for advanced plant biology study.

Year 3: The curriculum moves into more advanced biological concepts with BIOL 3034 General Ecology, BIOL 3023 General Genetics, and organic chemistry and laboratory coursework where applicable. Students also complete PBIO 4400 Undergraduate Research, providing an opportunity to engage directly with research as part of the degree.

Year 4: Students complete advanced major and elective coursework while studying BIOL 4133 Evolution, integrating concepts from genetics, ecology, diversity, and evolutionary biology. The remaining credits allow students to build a more individualized academic pathway through approved major, related, and elective courses.

Focus areas: Cell and molecular biology, genetics, development, physiology, ecology, evolution, systematics, plant science, agriculture, natural resources, horticulture, plant pathology, health sciences, and industry.

Learning outcomes: Students develop knowledge of plant structure and function, plant diversity, ecology and evolution, molecular biology, genetics, and scientific research methods, including hypothesis development, experimentation, and data interpretation.

Professional alignment (accreditation): The official Oklahoma State University sources identify the program as a Bachelor of Science in Plant Biology offered through the Department of Biology in the College of Arts and Sciences; no separate specialized professional accreditation is stated for the Plant Biology BS on the official program page.

Reputation (employability rankings): Oklahoma State University’s official program information emphasizes preparation for government and industry careers as well as graduate, medical, and other professional schools; a program-specific employability ranking is not stated on the official Plant Biology sources.

Experiential Learning (Research, Projects, Internships etc.)

The Bachelor of Science in Plant Biology at Oklahoma State University combines classroom learning with practical laboratory and field experiences that help students understand plants at the organismal, cellular, ecological, and molecular levels. Students can gain hands-on experience through laboratory courses, plant-focused research, greenhouse work, field-based study, and access to specialized facilities within the Department of Integrative Biology and the university’s plant science community. The program’s practical environment is supported by research collections, controlled plant-growth facilities, and opportunities to work with faculty on active plant biology research:

Plant Biology laboratories: Students can develop practical skills through laboratory-based courses covering areas such as plant structure, physiology, taxonomy, ecology, and evolution, allowing them to apply concepts directly to biological specimens and experiments.
Greenhouse facilities: OSU provides greenhouse resources that support plant research and teaching, giving students opportunities to study plants under controlled growing conditions and observe plant development firsthand.
Plant-focused research: Undergraduate students can participate in faculty-led research in areas including plant ecology, plant physiology, plant systematics, plant–microbe interactions, and plant evolution, providing experience with real research questions and scientific methods.
Herbarium: The Oklahoma State University Herbarium (OKLA) provides an important plant collection for teaching and research. Students studying plant diversity and systematics can work with preserved plant specimens and use the collection as a resource for botanical research.
Field-based learning: Plant biology students can gain experience studying plants in natural environments through field-oriented coursework and research, helping connect laboratory concepts with plant communities and ecological processes.
Research tools and techniques: Depending on their coursework and research placement, students can gain experience with biological sampling, microscopy, plant identification, physiological measurements, ecological data collection, and laboratory analysis.
Faculty research opportunities: OSU’s Department of Integrative Biology provides opportunities for undergraduates to work alongside faculty researchers, allowing students to develop research, analytical, scientific communication, and problem-solving skills.
Library and research resources: Students have access to Edmon Low Library and OSU’s academic research resources, supporting botanical literature searches, scientific writing, and independent research projects.

Progression & Future Opportunities

The Bachelor of Science in Plant Biology at Oklahoma State University prepares students for careers across plant science, biotechnology, horticulture, environmental management, conservation, research, and government. Graduates can pursue roles such as plant scientist, horticulturalist, plant geneticist, or field research technician, while the degree also provides preparation for graduate, medical, pharmacy, and other professional schools.

Career progression and opportunities:

Career Services: OSU’s College of Arts and Sciences Career Services provides career coaching for students exploring careers, internships, graduate school, and full-time employment, along with support for application materials, professional networking, interviews, and job searches. Its Job and Interview Portal connects students with internships and employment opportunities.
Internship opportunities: The Plant Biology curriculum includes PBIO 4910 Internship in Plant Biology, a supervised work experience in an approved plant-biology-related position that can provide academic credit. OSU also identifies opportunities such as internships with the Missouri Botanical Garden and the Donald Danforth Plant Sciences Institute.
Employment and salary figures: OSU’s official Plant Biology pages identify career paths and employment resources but do not state a program-specific employment rate or graduate salary figure. Therefore, no specific salary or employment percentage is provided here.
University–industry and professional connections: The program prepares students for opportunities in government and industry, while its documented internship and research opportunities include organizations such as the Donald Danforth Plant Sciences Institute and Missouri Botanical Garden. OSU also provides InternOSU placements with campus departments and community organizations, including paid career-related work.
Research and professional development: Students can build research experience through areas including plant-pathogen and insect interactions, molecular genetics, biodiversity, genomics and bioinformatics, plant ecology, and evolution, supporting progression into scientific and research-oriented careers.
Long-term accreditation value: Oklahoma State University holds institutional accreditation from the Higher Learning Commission (HLC). OSU states that this accreditation supports academic quality and is relevant to federal funding, federally backed student loans, and transfer of credits; HLC accreditation is reviewed on a recurring basis.
Graduation outcomes: OSU specifically states that Plant Biology graduates can enter government and industry employment or continue into graduate, medical, pharmacy, and other professional schools. The program also offers options in areas such as cell biology and molecular genetics, ecology and evolutionary biology, pre-forensics, pre-law environmental policy, and pre-pharmacy, allowing students to align their studies with different post-graduation directions.

Further Academic Progression: After completing the B.S. in Plant Biology, students can continue into graduate study in plant science, biology, ecology, genetics, molecular biology, environmental science, or related fields. OSU also identifies graduate, medical, pharmacy, and other professional schools as progression routes, while students interested in research can build on undergraduate independent study, internships, and research experience for advanced study.