Horticulture Course Descriptions

HOR110 Bees and Other Pollinators
Examines the contribution of pollinators and the impacts of pollinator loss to global agriculture. Provides basic biological and ecological information on important pollinators in Oregon. Emphasizes habitat requirements and conservation tactics for individual pollinator types. Covers principles and mechanics of beekeeping. Investigates threats to pollinators and potential solutions. Offered as needed
2 Credits

HOR111 Introduction to Horticulture
Provides a broad view of the horticulture industry in Oregon. Introduces environmental factors important to plant growth. Covers basic principles of soils, media and plant nutrition. Discusses major components of horticulture industry including nursery and greenhouse, tree fruits, small fruits, vegetables and landscape. Presents scope of career opportunities in horticulture. F
3 Credits

HOR111CE HOR111 Challenge Exam
Horticulture
3 Credits

HOR112 Pesticides and Safety
Focuses on safe use and handling of pesticides. Covers laws and regulations pertaining to pesticide use. Considers effects of pesticides on air, water, and wildlife. Emphasizes toxicity, safety equipment, and emergencies. Examines pesticide formulations and application equipment. Introduces mixing, loading and transporting pesticides and calibration of equipment. F
2 Credits

HOR115 Nurs/Greenhouse Equip & Safety
Introduces equipment commonly used in nursery and greenhouse production, including operation, basic maintenance, and safety. Covers self-propelled equipment, mechanical attachments, pesticide application equipment, irrigation equipment, and tools. Emphasizes safety practices and regulations in use of all equipment. Offered as needed
3 Credits

HOR116 Intro to Phytotechnology
Provides an overview of innovative technologies that use plants to clean water, soil, air, and build sustainable ecosystem services in managed (urban and rural) landscapes. Discusses conventional practices used to measure and treat quantity/quality of water, soil and air; the common pollutants found in each; and the impacts on environmental, social, and economic well-being. Explores environmental factors, horticultural practices, and physiological mechanisms that affect plant growth and response to pollution in phytotechnology applications. Introduces the range of career opportunities in this highly multi-disciplinary field. F
4 Credits

HOR201 Growing Veg Willamette Valley
Introduces important vegetable crop production in the Willamette Valley. Discusses history and current status of the Oregon vegetable industry. Presents essential cultural practices for vegetable production, including soil and fertility management, pest identification and control, and unique production aspects of individual vegetable crops. Offered as needed
4 Credits

HOR202 Growing Fruit Willamette Vall
Introduces important fruit crop production in the Willamette Valley for both commercial and personal use. Presents management systems and cultural practices of fruit crops, including raspberries, blackberries, blueberries, grapes, strawberries, hazelnuts, apples, pears, and stone fruits. Covers pruning and training principles for each fruit crop, as well as nutritional requirements and fertilization practices, and pest identification and management. Offered as needed
4 Credits

HOR211 Plant Propagation
Presents principles and practices of plant propagation with emphasis on methods used for ornamental nursery stock. Discusses anatomy, physiology and genetics related to plant reproduction. Covers seed propagation, cuttings, grafting, budding, layering, division, specialized roots and stems, and micropropagation. Identifies equipment, tools, and structures required for propagation. W
4 Credits

HOR212 Advanced Plant Propagation
Presents advanced principles and practices of plant propagation with emphasis on seed propagation and tissue culture. Emphasizes plant propagation techniques employed early in the growing season. Identifies equipment, tools, and structures required for advanced propagation techniques. Prerequisite: HOR211 with a grade of C or better; or consent of instructor. Offered as needed
2 Credits

HOR221 Nursery Production and Mgt
Focuses on production systems and management practices in container and field nurseries. Emphasizes irrigation, fertilization, pruning and other cultural practices that result in high quality plant material and healthy root systems. Covers harvesting, storing and shipping. Examines differences between container and field production. Explores current issues and trends in nursery production in Oregon. Sp
3 Credits

HOR224 Horticulture Practicum
Applies nursery and greenhouse production techniques in the greenhouse and nursery. Focuses on practical skills used in greenhouses and container and field production nurseries. Includes plant propagation, transplanting, water, fertilizer, pesticide calibration, and pest management, and growth regulation. Provides skills and experience in retail nursery management. Prerequisite: HOR111, HOR211, and MTH070; or consent of instructor. (All prerequisite courses must be completed with a grade of C or better.) Offered as needed
4 Credits

HOR225 Greenhouse Production and Mgt
Covers structural and mechanical aspects of the greenhouse environment. Compares greenhouse systems with regard to styles, frames, covers, benches, mechanical controls, lighting, irrigation, and fertilization. Focuses on management practices in production greenhouses. Covers irrigation and fertilization practices that result in high quality plant material. Considers regulation of light and temperature to achieve desired plant growth. Emphasizes growth regulation, production scheduling, and shipping and handling. Examines the wholesale and retail nursery industry in Oregon. W
4 Credits

HOR226 Fall Plant Identification
Identifies species and varieties of woody landscape plants that exhibit seasonal highlights of fruit and fall color. Stresses scientific naming of plants. Presents plant identification techniques that rely on recognition of form, structure and visual details of leaves, fruit and bark. Considers cultural requirements for individual species and varieties. F
3 Credits

HOR227 Winter Plant Identification
Identifies species and varieties of woody landscape plants, focusing on conifers and broadleaf evergreens with ornamental value. Stresses scientific naming of plants. Presents plant identification techniques that rely on recognition of form, structure and visual details of leaves, needles, cones, fruit and bark. Considers cultural requirements for individual species and varieties. W
3 Credits

HOR228 Spring Plant Identification
Identifies species and varieties of woody landscape plants that exhibit seasonal highlights in spring. Stresses scientific naming of plants. Presents plant identification techniques that rely on recognition of form, structure and visual details of leaves and flowers. Considers cultural requirements for individual species and varieties. Sp
3 Credits

HOR236 Integrated Pest Mgt: Weeds
Presents an integrated approach to weed management in the nursery and greenhouse. Reviews weed biology. Emphasizes identification, monitoring, and assessment of common weeds. Focuses on prevention, sanitation, and cultural practices to manage weed problems. Covers preemergent and post emergent application of herbicides. Sp
3 Credits

HOR237 Int Pest Mgt: Insects/Diseases
Presents an integrated approach to disease and insect and mite management in the nursery and greenhouse. Covers identification of common insect and mite pests and their natural enemies, insect monitoring, and assessment. Focuses on cultural practices and biological control techniques to manage insect and mite problems. Includes use of insecticides and miticides to manage pest populations. Covers identification of common fungal, bacterial, and viral diseases in the nursery and greenhouse. Discusses monitoring and diagnosing diseases of greenhouse and nursery plants. Focuses on cultural, biological, physical, and chemical methods of disease management. F
4 Credits

HOR238 Plant Problem Diagnosis
Covers the basic principles of plant problem diagnosis in landscapes and gardens, based on available symptoms and signs. Focuses on distinguishing cultural and environmental problems from those caused by organisms, and mitigating those problems. Introduces the identification of specific biotic causes of plant problems, including fungal, bacterial, and viral plant diseases, insect pests, and vertebrate pest problems. Includes local examples. Identifies book and web-based resources for problem identification. Sp
2 Credits

HOR240 Sustainable Landscape Design
Provides students with basic skills for designing residential and light commercial landscapes. Focuses on sustainable principles, including energy, soil, and water conservation applications. Introduces fundamental concepts for formulation of a landscape design. Identifies and describes the art and principles of design. Surveys various plants and hardscape materials. Establishes desired uses for public and private outdoor spaces. Explores issues of budget considerations and client needs, while minimizing negative impacts on the future environment. Offered as needed
4 Credits

HOR255 ID of Herbaceous Plants 1
Identifies species and varieties of annuals, perennials, groundcovers, ornamental grasses, and bulbs grown in Oregon, focusing on spring flowering and greenhouse-produced plants. Stresses scientific naming of plants. Presents plant identification techniques that rely on recognition of visual details of form, texture, size, leaves, flowers, and fruit. Considers production and cultural requirements for individual species and varieties. Sp
3 Credits

HOR256 ID of Herbaceous Plants 2
Identifies species and varieties of annuals, tender and hardy perennials, groundcovers, ornamental grasses, bulbs, and herbs grown in Oregon, focusing on plants with seasonal interest in the summer. Stresses scientific naming of plants. Presents plant identification techniques that rely on recognition of visual details of form, texture, size, leaves, flowers, and fruit. Considers production and cultural requirements for individual species and varieties. Su
2 Credits

HOR257 Horticultural Marketing
Covers the fundamentals of marketing ornamental plants, including market analysis and market strategies. Explores a variety of marketing communication tools and techniques and examines advantages and disadvantages of each. Examines current situations and future trends in national and international marketing. Focuses on development of a marketing plan for a nursery and greenhouse business. Offered as needed
3 Credits

HOR260 Soils, Media and Nutrition
Introduces physical, chemical and biological properties of soils and soilless media. Covers essential plant nutrients, fertilizers and fertilization practices. Discusses soil/water relationships and soil conservation and improvement. Assesses Willamette Valley soils for nursery crop production. W
4 Credits

HOR273 Urban & Community Forestry
Introduces economic, ecological, social, and technical aspects of urban forest management. Focuses on current practices related to the planting, care and management of trees and vegetation in urban areas. Covers the relationship between plants and people in the urban forest. Offered as needed.
2 Credits

HOR276 Organic Gardening
Provides the basic knowledge to care for gardens and landscapes without the use of synthetic pesticides and fertilizers. Compares conventional, sustainable, organic and permaculture gardening techniques. Emphasizes soil enrichment techniques and appropriate use of organic fertilizers. Covers organic management of garden and landscape pests. Analyzes sustainability of practices in preparation for the design of a garden or landscape. Sp
2 Credits

HOR277 Composting
Focuses on the composting process, methods of composting, and uses of compost. Covers home and industrial composting with an emphasis on horticultural scale composting (farm and nursery). Reviews regulations and safety considerations. Identifies benefits and challenges of composting. Offered as needed
2 Credits

HOR280A Cooperative Work Experience
Offers placement in a business, agency, and/or industry for on-the-job training related to the student's curriculum. Prerequisite: Determined by each curriculum. Guidelines on file in the Cooperative Work Experience office and with each curriculum's CWE Instructor and Director.
1 Credits

HOR280B Cooperative Work Experience
Offers placement in a business, agency, and/or industry for on-the-job training related to the student's curriculum. Prerequisite: Determined by each curriculum. Guidelines on file in the Cooperative Work Experience office and with each curriculum's CWE Instructor and Director.
2 Credits

HOR280C Cooperative Work Experience
Offers placement in a business, agency, and/or industry for on-the-job training related to the student's curriculum. Prerequisite: Determined by each curriculum. Guidelines on file in the Cooperative Work Experience office and with each curriculum's CWE Instructor and Director.
3 Credits

HOR280D Cooperative Work Experience
Offers placement in a business, agency, and/or industry for on-the-job training related to the student's curriculum. Prerequisite: Determined by each curriculum. Guidelines on file in the Cooperative Work Experience office and with each curriculum's CWE Instructor and Director.
4 Credits

HOR280E Cooperative Work Experience
Offers placement in a business, agency, and/or industry for on-the-job training related to the student's curriculum. Prerequisite: Determined by each curriculum. Guidelines on file in the Cooperative Work Experience office and with each curriculum's CWE Instructor and Director.
5 Credits

HOR280F Cooperative Work Experience
Offers placement in a business, agency, and/or industry for on-the-job training related to the student's curriculum. Prerequisite: Determined by each curriculum. Guidelines on file in the Cooperative Work Experience office and with each curriculum's CWE Instructor and Director.
6 Credits

HOR280G Cooperative Work Experience
Offers placement in a business, agency, and/or industry for on-the-job training related to the student's curriculum. Prerequisite: Determined by each curriculum. Guidelines on file in the Cooperative Work Experience office and with each curriculum's CWE Instructor and Director.
7 Credits

HOR280H Cooperative Work Experience
Offers placement in a business, agency, and/or industry for on-the-job training related to the student's curriculum. Prerequisite: Determined by each curriculum. Guidelines on file in the Cooperative Work Experience office and with each curriculum's CWE Instructor and Director.
8 Credits

HOR280I Cooperative Work Experience
Offers placement in a business, agency, and/or industry for on-the-job training related to the student's curriculum. Prerequisite: Determined by each curriculum. Guidelines on file in the Cooperative Work Experience office and with each curriculum's CWE Instructor and Director.
9 Credits

HOR280J Cooperative Work Experience
Offers placement in a business, agency, and/or industry for on-the-job training related to the student's curriculum. Prerequisite: Determined by each curriculum. Guidelines on file in the Cooperative Work Experience office and with each curriculum's CWE Instructor and Director.
10 Credits

HOR280L Cooperative Work Experience
Offers placement in a business, agency, and/or industry for on-the-job training related to the student's curriculum. Prerequisite: Determined by each curriculum. Guidelines on file in the Cooperative Work Experience office and with each curriculum's CWE Instructor and Director.
12 Credits