Ornamentals, Landscape, and Turf

Graduate Certificate Program Summary


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

This certificate is completed online.
Promotional image for Ornamentals, Landscape, and Turf


This graduate certificate is offered by the Department of Agronomy and Horticulture.

Department Graduate Chair

Dr. Mark Lagrimini

Certificate Advisor

Dr. Ellen Paparozzi etp1@unl.edu

Graduate Secretary

Marlene Busse mbusse1@unl.edu

Application checklist and deadlines

Required by the Office of Graduate Studies

See also: steps to admission.

Required by the department for this certificate

  • Bachelor's degree from an accredited 4-year college
  • GPA of 3.0 or higher (undergraduate and/or graduate)
  • Letter of intent
  • Resume or vita
  • Three letters of recommendation
  • Verification of English proficiency (if applicant's native language is not English)

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 2 groups below:

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:
ENTO 803: Management of Horticultural Insects
ENTO 812: Entomology and Pest Management
ENTO 813: Biological Control of Pests
ENTO 820: Insect Toxicology

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 Maggie Jobes.

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