Texas Tech University
TTU HomeeLearning Home Bachelor's Degrees Bachelor of Science in Horticultural and Turfgrass Sciences

Bachelor of Science in Horticultural and Turfgrass Sciences

Texas Tech University's Department of Plant and Soil Science makes it possible for students to turn a love of plants and fresh air into a lucrative career by pursuing a Bachelor of Science in Horticultural and Turfgrass Sciences. Manage golf courses and athletic fields. Own your own nursery. Provide environmental consulting. Develop shade-tolerant strains of grass. Design environmental plantings for urban areas. Manage a commercial orchard, greenhouse, or botanical garden. Design, install and maintain interiorscapes. The opportunities are endless.

Program Overview

  • 120 credit hours
  • Coursework is completed primarily online. Some courses, like lab sciences, cannot be taught online and must be taken face-to-face at a college or university in your area.
  • Prerequisite: high school diploma or GED
  • Students are not required to enroll in a certain number of courses each semester, so completion time varies by individual. Learn more about the difference between part-time and full-time undergraduate enrollment.
  • Semester-based courses run with the Academic Calendar of Texas Tech University. New students may enroll at the beginning of any one of the four yearly sessions.
Related online programs:
Master of Science in Horticulture
Crop Protection Certificate
Fibers and Textiles Certificate
Horticultural Landscape Management Certificate
Soil Management Certificate

Talk to Us

Have questions? A Texas Tech University representative will be happy to contact you. Just complete the form below.


Please enter a first name.

Please enter a last name.

Please enter an email address.

Please enter a phone number.

Please enter a message.


Call Us

Contact the program coordinator by phone.

  • Name: Christi Chadwell
  • Phone: 806-742-2838 ext. 233

Application Process

Although there is no application deadline, potential students are encouraged to submit all application materials at least three months prior to projected initial enrollment.

  1. Apply to Texas Tech University as either a first-time freshman or an undergraduate transfer.
    • The application fee is $60 for U.S. students and $125 for international applicants.
    • In addition to applying, you will need to submit ACT or SAT scores and an official high school transcript with class rank.
  2. Apply for financial aid and/or scholarships.
    • Financial aid is distributed based on full-time enrollment and several other eligibility requirements. Your enrolled hours as of the 12th day of class in the fall and spring semesters determines your enrollment status for the semester, and financial aid is disbursed accordingly. Attending less than full-time could mean a reduction in aid. Learn more.
  3. Upon acceptance, you will be assigned an advisor to ensure your continuous progress towards the degree. If you receive a letter of rejection, there is an opportunity for filing a re-evaluation request if performance improves.
    • Texas Tech University will notify you of your application status by updating the Applications tab in your Raiderlink.

Program Requirements

Most courses are offered online; however, some courses must be taken at a local college or university.

General Course Requirements - 48 credit hours (required courses)
Biology Math
BIOL 1401 Biology of Plants† (BIOL 1411) MATH 1320 College Algebra (MATH 1314)
MATH 2300 Statistical Methods (MATH 1342)
Chemistry Political Science
CHEM 1307 Principles of Chemistry I (CHEM 1411)†
CHEM 1107 Principles of Chemistry I-lab (CHEM 1411)†
CHEM 1308 Principles of Chemistry II (CHEM 1412)†
CHEM 1108 Principles of Chemistry II-lab (CHEM 1412)†
POLS 2302 American Government Organization (GOVT 2301)
POLS 2302 American Public Policy (GOVT 2305)
Communications Foreign Language
COMS 2300 Public Speaking (COMS 1315) or
COMS 3358 Business & Professional Communication (COMS 1321)
1 year or 2 years high school credit
English Humanities‡
ENGL 1301 Essentials of College Rhetoric
ENGL 1302 Advanced College Rhetoric
ENGL 2311 Introduction to Technical Writing
3 credit hours
History Multicultural Requirements‡
HIST 2300 History of the U.S. to 1877 (HIST 1301)
HIST 2301 History of the U.S. since 1877 (HIST 1302)
3 semester hours
Visual & Performing Arts  
3 credit hours  
Major Course Requirements - 40 Credit Hours
Required Courses* 15 Credit Hours Required From the Following*
Minimum of 9 credit hours from:

AAEC 2305 Fundamentals of Agricultural and Applied Economics(AGRI 2317)† or
ECO 2301 Principles of Economics (ECO 2302)

PSS 1411 Principles of Horticulture (AGRI 1415)

PSS 2312 Plant Propagation

PSS 2313 Herbaceous Plant Materials
PSS 2330 Urban Soils
PSS 2401 Introductory Entomology (AGRI 1413)†
PSS 3317 Interior Plants

PSS 3421 Fundamental Principles of Genetics†

PSS 4313 Arboriculture
PSS 4314 Garden Center Management
PSS 4335 Soil and Plant Nutrient Management
PSS 4411 Greenhouse Crop Production
PSS 4421 Principles of Weed Science

PSS 1321 Agronomic Plant Science
PSS 3309 Introduction to Turfgrass Science†
PSS 3324 Seed Science
PSS 4000 Internship
PSS 4001 Problems Management
PSS 4330 Environmental Soil Chemistry
PSS 4337 Environmental Soil Science

Directed Electives - 17 credit hours

14-15 credit hours from the following areas of study BA, AAEC, FS, LARC, MBIO, PSS, PSY, RWFM and SOC.

All PSS courses must be completed with a minimum grade of C.

†Course must be taken face-to-face at Texas Tech University or another institution.

‡Choose from the Core Curriculum requirements

*All electives are subject to approval of the academic advisor.