Butte College

Course Outline

2026-2027 Catalog

EH 20 - Introduction to Environmental Horticulture

Catalog Description

Transfer Status
CSU
Unit(s)
3.00
  • Lecture: 34.00 Contact hours/68.00 Out of class hours/102.00 Total hours/2.00 Unit(s)
  • Lab: 51.00 Contact hours/0.00 Out of class hours/51.00 Total hours/1.00 Unit(s)
  • Total: 85.00 Contact hours/68.00 Out of class hours/153.00 Total hours/3.00 Unit(s)

Course Description: This course is an introduction to environmental horticulture including nursery operations, landscaping, turf management and arboriculture. Topics include basic botany, cultural practices, propagation, structures and layout, pest management, planting, transplanting, container gardening, houseplants, plant identification, turfgrass installation and care, and a broad survey of the 'Green Industry' and other career opportunities.

Objectives

Upon successful completion of this course, the student should be able to:

  1. Identify various horticultural occupations and their employment requirements.
  2. Identify and safely use common tools and equipment.
  3. List and describe the major structures of plants and their functions.
  4. Formulate potting mixes and container media.
  5. Propagate plants by sexual and asexual methods.
  6. Explain the requirements of plant growth including watering needs, fertilizers requirements and pest control.
  7. Identify the various types of horticultural structures including shade structures, greenhouses, and cold frames.
  8. Describe the basic operations of various environmental horticulture businesses.
  9. Plant and care for horticultural crops.

Course Content

Topic Titles / Suggested Time Topic

Lecture

Lecture topics and suggested hours
TopicsLec Hrs
The ‘Green Industry’ in Butte County and Around the World2.00
Environmental Issues and Regulations2.00
Horticultural Occupations and Their Employment Requirements2.00
Tools, Equipment and Safety Practices2.00
Plant Structures and Functions2.00
Soils and Container Media2.00
Plant Propagation2.00
Requirements of Plant Growth2.00
Irrigation and Fertilization2.00
Pest and Disease Damage Identification2.00
Horticultural Structures2.00
Environmental Horticulture Businesses2.00
Nursery and Greenhouse Crops – Planting and Care2.00
Plants in the Landscape – Care and Pruning2.00
Plant Identification and Nomenclature2.00
Common Turf and Landscape Practices2.00

Agriculture and Horticulture Policy concerns

2.00
Total Hours:34.00

Lab

Lab topics and suggested hours
TopicsLab Hrs
The ‘Green Industry’ in Butte County and Around the World3.00
Tools, Equipment and Safety Practices3.00
Plant Structures and Functions3.00
Soils and Container Media3.00

Plant Propagation

6.00
Requirements of Plant Growth3.00
Irrigation and Fertilization3.00
Pest and Disease Damage Identification3.00
Horticultural Structures3.00

Nursery and Greenhouse Crops – Planting and Care

6.00

Plants in the Landscape – Care and Pruning

6.00
Plant Identification and Nomenclature3.00
Common Turf and Landscape Practices3.00

Vineyard and Orchard Pruning Practices

3.00
Total Hours:51.00

Methods of Instruction

  1. Class Activities
  2. Demonstrations
  3. Discussion
  4. Field Trips
  5. Homework: Students are required to complete two hours of outside-of-class homework for each hour of lecture
  6. Laboratory Experiments
  7. Lecture
  8. Multimedia Presentations
  9. Reading Assignments

Methods of Evaluation

  1. Exams/Tests
  2. Quizzes
  3. Oral Presentation
  4. Demonstration
  5. Homework
  6. Class participation
  7. Lab Projects

Examples of Assignments

Reading Assignments

  1. Read the text chapter on diagnosing plant disorders and complete the corresponding homework assignment. Be prepared for class discussion on the following: a. Plant disorders caused by cultural practices. b. Plant disorders caused by insect damages. c. Plant disorders caused by diseases.
  2. Read the UC-IPM website covering one of each type of plant disorder and be ready to give an oral report to the class on proper care for the affected plant.

Writing Assignments

  1. Write a two page essay on current employment trends for Horticulturists. Give regional data for trends and salary ranges.
  2. Write a two page essay on a plant of your choice. Give your reasons for choosing this plant, its history of association with humans and its future uses and value to mankind.

Out-of-Class Assignments

  1. Visit a local business that is in the ornamental horticulture category and be prepared to give an oral report to the class.
  2. Visit a local or regional business in the agricultural or viticultural areas of horticulture and be prepared to give an oral report to your class.

Recommended Materials of Instruction

Laura Williams Rice & Robert P. Rice. (2011). Practical Horticulture. Prentice-Hall, 7th. 0130946346.

Other Learning Materials

Materials: three ring binder, pocket knife, pruning shears, water bottle, gloves, shade hat and boots. Warm clothing, when necessary.

Minimum Qualifications

Agriculture (Masters Required)

Ornamental Horticulture