Horticulture Graduate Certificate & Undergraduate Courses

Graduate Certificate Course Information

Weed Science

University:

Texas Tech University

Course Number:

PSS 5429-

Credit Hours:

3 credit hours - $622 per credit

Start/End Dates:

August 25, 2025 - December 10, 2025

Overview

Course Description

Weeds and weed control methods in agronomic and horticultural crops and turf grass with an emphasis on chemical weed control will be studied. History of weed control, weed characteristics, weed competition, and methods of weed control including mechanical, cultural, biological, and chemical will also be learned. Herbicides will be discussed by family with specific regard to their chemical structure, efficacy, mode and mechanism of action, crop selectivity, soil activity and persistence, and cost. Weed seed and plant identification, sprayer equipment, sprayer calibration, herbicide formulations, herbicide labels, crop/weed response to herbicides and injury symptomology, and Worker Protection Standards will also be presented.

Contacts

Campus Coordinator

For course access questions, contact the teaching university’s campus coordinator. For enrollment questions, contact your home university campus coordinator.

Textbooks

TBD

Course Access

Blackboard at TTU

Approximately two weeks before the first day of class at Texas Tech University, the TTU campus coordinator, Ashlee Murden, will email instructions to each student enrolled in the courses taught by Texas Tech. This e-mail will contain information regarding the setup of their eRaider access through the campus IT Help Central department. If assistance is needed regarding setup of their eRaider access, IT Help Central can be contacted at 806-742-4357 (HELP) or toll-free at 877-484-3573 or ithelpcentral@ttu.edu. Students will need to identify themselves as an IDEA student to IT Help personnel for proper guidance. The e-mail will also include information about accessing the Texas Tech Blackboard system for their courses. Courses will be available on the first day of class, but may not be available prior to that date.

Exam Proctor

This course does not require an exam proctor.

Synchronous Components

This course does not include synchronous components.

Information is subject to change.

Please revisit this page again before the semester starts to make sure you have all the current information.

Drops and Refunds:

Students adhere to the drop and refund policies and deadlines of their home university.

Meet Our Faculty

Click on the faculty name to get their contact information. To learn about this program at each institution, click on the university name.

University Contact

Click on the campus coordinator name to get their contact information. Click on the university name to learn more about how IDEA works at that campus.