Ornamentals, Landscape, and Turf

Graduate Certificate Program Summary

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The Ornamentals, Landscape, and Turf graduate certificate is a 12 credit hour program designed for Extension horticulturists; golf course superintendents; municipal parks' employees; landscape maintenance professionals; and individuals working in nursery/landscape-oriented garden centers. The program offers a selection of courses focusing on the turf and landscape aspects of horticulture. Core courses provide a solid science background, enabling students to better understand how to manage turf and ornamental areas. This basic knowledge is then interwoven with situation-specific disease, weed, and insect classes to help practitioners advance their management knowledge.

Distance education opportunities

All courses are completed online through Great Plains IDEA, a consortium of 20 universities offering courses and programs in the Human Sciences and Agricultural disciplines.
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This graduate certificate is offered by the Department of Agronomy and Horticulture.

Department Graduate Chair

Dr. Mark Lagrimini

Certificate Advisor

Dr. Ellen Paparozzi


Graduate Secretary

Kathy Schindler


Application checklist and deadlines

Required by the Office of Graduate Studies

See also: steps to admission.

Required by the department for this certificate

After you apply, allow one business day for us to establish your access to GAMES, where you'll complete these departmental requirements:

Application deadline
Rolling admission, contact department for more information


The Ornamentals, Landscape, and Turf graduate certificate is a 12 credit hour program. To earn the Certificate, participants must complete the requisite coursework with grades of B or higher in all classes.

Core Courses

Minimum of 6 credit hours required. Select 1 course from each of the two core groups.

  • Core Group 1
    • HORT 824: Plant Nutrition and Nutrient Management
    • HORT 842B: Plant Physiology
    • HORT 842J: Water Issues in Lawn and Landscape
  • Core Group 2
    • HORT 843K: Advanced Arboriculture

Elective Courses

Minimum of 6 credit hours required.

  • HORT 814: Turf Disease Management
  • HORT 843J: Herbicides and Weed Management Systems
  • HORT 844B: Environmental Stress Physiology
  • HORT 880: Modified Root Zones
  • HORT 888: Business Management of Agricultural Enterprises
  • Select only 1 course from the following:
    • HORT 813: Turf and Landscape Weed Management
    • HORT 843M: Weed Science
  • Select only 1 course from the following:
  • Select only 1 course from the following:
    • AGRO 896: Pesticide Resistance Management
    • ENTO 896: Plant Resistance to Abiotic and Biotic Stressors
    • HORT 842A: Plant Pathology

More course information

The Course Catalog in the Graduate Bulletin provides course descriptions and prerequisites, grouped by subject area.

The Schedule of Classes specifies dates, times, locations, and instructors for courses being offered in current and near-future terms.

Departments: Have an update for this page? Contact Stacy Dam.

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