Academic Catalogs

Horticulture, Associate in Science Degree

Financial Aid Eligible
Banner Code: 1_AS_OH
Control Number: 03954

Upon completion of the Horticulture Program students will have the knowledge, skills and experience to work with plant material in multiple applications and multiple fields in the Landscaping and Nursery industries. Students will be qualified for careers in Landscape Design, Landscape Contracting, Landscape Maintenance, Arboriculture, Nursery practices, and Irrigation and Water Management.

Complete the Horticulture Certificate of Achievement and the Associate in Science graduation requirements as outlined in the Graduation Requirements section of the catalog.

Program Outcomes

  1. Use knowledge of various plant materials to better design and maintain an outdoor garden or landscape.
  2. Describe man’s relationship with plants for food and environmental enhancement.
  3. Describe current sustainability issues in Southern California and how good horticultural practices will improve long term sustainability.
  4. Use knowledge of a particular chosen plant, greenhouse systems and propagation practices to successfully produce a healthy crop by a target date.
  5. Use knowledge of site conditions, drafting skills, client needs, and various plant and building materials to solve a design problem.

Associate in Science Degree Requirements

  1. UNIT REQUIREMENT60 UNITS, with at least a 2.0 grade point average. At least 12 of the units must be earned at OCC, with a minimum of one course taken for a letter grade. At least 3 units in an advanced course from the program must be completed at OCC. A student must be enrolled at the time of application for graduation. Units earned at an accredited college or university on a credit/no credit basis will be counted toward the degree requirements of the college, to a maximum of 15 units.
  2. MAJOR REQUIREMENT - Complete the AA or AS major requirements as detailed in the Degree and Certificate section of this catalog.
  3. MATHEMATICS REQUIREMENT - Demonstrate competence in mathematics by either obtaining a satisfactory grade (grade of “C” or better or“pass”) in a mathematics course at or above the level of Intermediate Algebra as demonstrated by prior coursework, or by demonstrating competency that is comparable through the completion of a college-level math course that has Intermediate Algebra as a prerequisite: Psychology A160 or Math A100 or higher, with the exception of Math A220.
  4. GENERAL EDUCATION REQUIREMENT - Students may choose to complete Option 1 (OCC AA GE), Option 1 (OCC AS GE), Option 2 (CSU GE), or Option 3 (IGETC) to satisfy the general education requirement. See the General Education Patterns section of this catalog for more information.
Plan of Study Grid
Year 1
Botany 1
or Botany for Gardeners
HORT A109 Knowing Your Soils 3
HORT A181 Ornamental Trees 3
HORT A182 Ornamental Shrubs 3
Year 2
Select 12 units of the following: 12
Landscape Drafting Techniques  
Introduction to Tree Care  
Pest Control Applicators and Gardeners P.C.O. Certification  
Greenhouse and Nursery Science  
Plant Diseases  
Interior Plantscaping  
Chronicles of Garden Design through the Ages 2  
Business of Landscape Design and Construction  
Portfolio Development 2  
Low-Voltage Landscape Lighting  
Introduction to Landscape Design 2  
Garden Pools, Fountains and Waterfalls in the Landscape  
Landscape Graphics  
Digital Design  
Landscape Maintenance  
Plant Propagation  
Pests of Ornamentals  
Weeds and Their Control  
California Friendly Landscape  
Cacti and Succulents  
Chronicles of Garden Design through the Ages 2  
Calculations for Horticulture and Landscape Professionals  
Portfolio Development 2  
Introduction to Landscape Design 2  
Therapeutic Gardens: Design for Healing Spaces  
Landscape Design Elements  
Planting Design  
Sprinkler Irrigation Systems Design  
Installation of Residental Irrigation Systems  
Business Elective (any OCC Business course 100 or higher)
Grading and Drainage for Landscape Design  
 Total Units24
Requirement Units
Minimum Program Major Units 24
AS General Education Option 1, 2, or 3 Varies
Transferable electives to satisfy unit requirement Varies
Total Degree Units 60