Overview of plant sciences and the biology of plants. The effects of environmental conditions, agricultural practices, and management techniques on plant propagation, growth, harvest, and use of plants; and the ethical and societal impacts of improving, sustainable agricultural practices. Total of 54 hours lecture.

Environmental horticulture surveying the structure and function of horticultural practices in the laboratory, agricultural, and natural landscapes. Examination of plant structures, growth processes, physiology, propagation, growth media, biological competitors, environmental variables, and post-harvest factors of food, fiber, and ornamental plants. Instructional field trips may be required: see Class Schedule for details. Formerly ENVS 010. Total of 36 hours lecture and 54 hours laboratory.

Identification, growth habits, culture and ornamental use of landscape and indoor plants adapted to climates of California. Plants emphasized will come from the current California Association of Nurseries and Garden Centers (CANGC) and Professional Landcare Network (PLANET) Certification Tests Plant Lists. Covers those plants best observed and studied in the spring of the year. Plant materials from southern California will also be included, with special emphasis on drought tolerant plants. Required: Instructional field trips. See Class Schedule for details. No credit if taken after ENVS 012. Formerly ENVS 012. Total of 36 hours lecture and 54 hours laboratory.

Physical, chemical and biological properties of soil. Focus on soil classification, derivation, use, function and management including erosion, moisture retention, structure, cultivation, organic matter and microbiology. Laboratory topics include soil type, classification, soil reaction, soil fertility and physical properties of soil. Course may include required instructional trips. See Class Schedule for details. Total of 36 hours lecture and 54 hours of laboratory. Formerly ENVS 011.

Survey of arthropods and other horticultural pests. Study of plant-pest interactions and dynamics in both ecological and evolutionary contexts. Practice laboratory diagnostic procedures and techniques for pest identification. Design and implement integrated pest management strategies to specific horticultural scenarios. Total of 54 hours lecture and 54 hours laboratory.

Landscape maintenance techniques to enhance the function and aesthetic value of public and private outdoor spaces. Topics include planting, pruning, watering, soil fertility, pest management, weed control, and landscape maintenance business practices. Sustainable landscape practices will be emphasized throughout the course. May require instructional field trips. Total of 36 hours lecture and 54 hours laboratory.

Principles about urban forestry, arboriculture careers, and tree care. Includes tree biology, tree identification, plant health care, soils, nutrition, planting, worker safety, climbing, pruning, tree care tools and equipment. Provides the knowledge necessary to be successful in the tree care profession. This course prepares the student to obtain a Certified Arborist designation through the International Society of Arboriculture. Required field trips. See Class Schedule for details. Total of 36 hours lecture and 54 hours laboratory.

Fundamentals of landscape construction, including soil preparation, paving and construction materials, hand and power tool use, turf and plant installation, plan reading, estimating, and bid preparation; also covers local codes, state requirements, and new technologies. Prepares students to pass the C-27 Landscaping Contractor's License exam. Sustainable landscape practices will be emphasized throughout the course. Total of 36 hours and 54 hours lecture.

Design, installation and maintenance of a water-efficient landscape irrigation system. Topics include water supply, basic hydraulics, component identification and terminology, system layout, pipe sizing; types of heads, valves, controllers, and practices related to appropriate to sustainable landscapes in California. Total of 36 hours lecture and 54 hours laboratory.