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Master of Science in Horticulture

Throughout this program, students will focus on the challenges and practices of genetics and breeding, propagation, biotechnology, production, management, handling and storage, marketing, and utilization of ornamental plants in both the interior and exterior landscape. Texas Tech University's online Master of Science in Horticulture provides students with the educational experience they need to excel in both coursework and career.

Program Overview

  • 36 credit hour minimum, a thesis option is available
  • Coursework is completed online.
  • Prerequisite: bachelor's degree
  • 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 student status.
  • Semester-based courses align with the Academic Calendar of Texas Tech University. New students may enroll at the beginning of any one of the four semesters throughout the year.
Related online programs:
Bachelor of Science in Horticultural and Turfgrass Sciences
Horticultural Landscape Management Certificate

Contact Us

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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, prospective students are encouraged to submit all application materials at least three months prior to projected initial enrollment.

  1. Apply to Texas Tech University's Graduate School.
    • Complete the Graduate Admissions Application.
    • The initial application fee is $60. Each subsequent application is $50.
    • Students planning to pursue a master's degree must submit Graduate Records Exam (GRE) scores to the Graduate School. Scores must be less than five years old at the time of application.
    • International students must also submit a Test of English as a Foreign Language (TOEFL) score to the Graduate School. Scores must be less than two years old at the time of application. Learn more.
  2. Apply to Texas Tech University's Department of Plant and Soil Science.
    • Send a Letter of Intentand three recommendation letters to:

      Graduate Advisor
      Plant and Soil Science Department
      Box 42122
      Lubbock TX 79409-2122

  3. Apply for financial aid and/or general 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.
  4. Upon acceptance to the Graduate School and the College of Agricultural Sciences and Natural Resources, you will work with a Graduate Advisory Committee composed of three members to develop a degree plan.
    • Texas Tech University will notify you of your application status by updating the Applications tab in your Raiderlink.

Program Requirements

Prerequisite: Bachelor's Degree

Courses are offered online; however, course offerings vary each semester.

Required Courses (36 Credit Hours)
PSS 5001 Problems in Plant and Soil Science
PSS 5231 Applied Geostatistics
PSS 5307 Pesticides
PSS 5316 Advanced Arboriculture
PSS 5317 Advanced Nursery Management
PSS 5319 Advanced Interiorscaping
PSS 5324 Mode & Mechanism of Herbicide Action
PSS 5326 Advanced Seed Science
PSS 5331 Advanced Plant Nutrient Management
PSS 5334 Soils and Crops in Arid Lands
PSS 5335 Soil Physics
PSS 5415 Advanced Greenhouse Crop Production
PSS 5429 Advanced Principles of Weed Science
PSS 6001 Selected Topics in Plant and Soil Science
PSS 6301 Quantitative Agricultural Remote Sensing
PSS 6331 Advanced Environmental Soil Science

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

A comprehensive examination is required during graduating semester.