Horticulture (HRT)

HRT 100  Introduction to Horticulture  (3 CR.)  
Introduces commercial horticulture industry with emphasis on career opportunities. Examines equipment, facilities, and physical arrangements of production, wholesale and retail establishments. Surveys individual areas within horticulture industry. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 115  Plant Propagation  (3 CR.)  
Teaches principles and practices of plant propagation. Examines commercial and home practices. Provides experience in techniques using seed-spores, cuttings, grafting, budding, layering, and division. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 120  History of Garden Design  (3 CR.)  
Studies the development of gardens as they chronicle the development of civilization. Introduces the periods, in both Europe and North America, beginning with settlement, on through industrial development, land and space utilization, to current environmental concerns. Explores physical and cultural influences on garden design and utilization. Lecture 3 hours per week.
Course Content Summary  
HRT 121  Greenhouse Crop Production I  (3 CR.)  
Examines commercial practices related to production of floricultural crops. Considers production requirements, environmental control and management, and cultural techniques affecting production of seasonal crops. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 125  Chemicals in Horticulture  (3 CR.)  
Emphasizes basic chemical principles and their application to horticulture. Introduces principles of inorganic and organic chemicals. Studies chemical activities of insecticides, fungicides, herbicides, fertilizers, and growth regulators. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 127  Horticultural Botany  (3 CR.)  
Studies taxonomy, anatomy, morphology, physiology, and genetics of plants as applied to identification, propagation, and culture. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 134  Four Season Food Production  (3 CR.)  
Familiarizes students with organic small-scale food production through lecture and demonstration. Includes seed saving, cover crops, and gardening planning. Lecture 3 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 135  Training for Commercial Pesticide Application  (3 CR.)  
Introduces students to the principles and practices for safe pesticide usage as required by law in the state of Virginia. Prepares students for the official tests administered by VDACS (Virginia Department of Agriculture and Consumer Services). Lecture 3 hours. Total 3 hours per week.
Course Content Summary  
HRT 160  Applied Mathematics for the Green Industry  (2 CR.)  
Covers the basic math skills needed in the Green Industry to include areas, volumes, calibration calculations, profit and loss statements, and topics specific to turf, landscape, greenhouse, nursery, and interior landscapes.
Course Content Summary  
HRT 201  Landscape Plants I  (3 CR.)  
Studies landscape use of plants. Considers ornamental value, growth habit, identification, and limitations. Part I of II. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 202  Landscape Plants II  (3 CR.)  
Studies landscape use of plants. Considers ornamental value, growth habit, identification, and limitations. Part II of II. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 205  Soils  (3 CR.)  
Teaches theoretical and practical aspects of soils and other growing media. Examines media components, chemical and physical properties, and soil organisms. Discusses management and conservation. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 207  Plant Pest Management  (3 CR.)  
Teaches principles of plant pest management. Covers morphology and life cycles of insects and other small animal pests and plant pathogens. Lab stresses diagnosis, chemical and nonchemical control of specific pests, and pesticide safety. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 230  Site Analysis  (2 CR.)  
Examines basic landscape and site planning techniques, environmental considerations, and construction principles. Lecture 1 hour. Laboratory 2 hours. Total 3 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 231  Planting Design I  (3 CR.)  
Applies landscape theory and principles of drawing to the planning of residential and small-scale commercial projects. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 232  Planting Design II  (3 CR.)  
Prerequisite is HRT 231. Applies landscape theory and principles of drawing to the planning of large-scale landscape designs. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 233  Landscape Drawing Applications  (3 CR.)  
Applies theories of landscape design and drawing to actual design projects and tasks. Emphasizes drawing techniques and use of advanced media in applications. Includes hard line, free-style, and computer-assisted landscape drawing in simple landscape drawing applications. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 244  Computer Aided Drafting and Design (CADD) for Landscape Designers  (3 CR.)  
Prerequisite is HRT 231. Co-requisite is HRT 232. Provides instruction in the use of computer-aided drafting and design software for developing landscape plans and supporting information for drawings such as dimensions and area calculations. Lecture 3 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 245  Woody Plants  (3 CR.)  
Studies identification, culture, and uses of woody plants in landscaping. Includes deciduous and evergreen, native and cultivated shrubs, trees, and vines. Teaches scientific and common names of plants. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 246  Herbaceous Plants  (3 CR.)  
Studies identification, culture and uses of herbaceous plants in landscaping. Includes perennials, biennials, common bulbs, and annuals. Teaches scientific and common names of plants. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 247  Indoor Plants  (2 CR.)  
Studies identification, culture, and uses of indoor plants in interior landscaping. Includes tropical, subtropical and non-hardy temperate plants. Teaches scientific and common names of plants. Lecture 1 hour. Laboratory 2 hours. Total 3 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 250  Plant Composition  (2 CR.)  
Prerequisites are HRT 245 or HRT 201. Applies basic identification and landscape traits of woody plants to the creation of groupings/combinations for effect in design. Lecture 2 hours per week.
Course Content Summary  
HRT 259  Arboriculture  (3 CR.)  
Studies the techniques of tree care. Covers surgery, pruning, insect and disease recognition and control, fertilization, cabling, and lightning rod installation. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 260  Introduction to Floral Design  (3 CR.)  
Teaches skills required for the composition of basic table arrangements. Includes the history of design styles, identification of flowers and greens, identification and use of equipment, and conditioning and handling of flowers. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 269  Professional Turf Care  (3 CR.)  
Covers turfgrass identification, selection, culture, propagation, and pest control. Surveys commercial turf care operations and use of common equipment. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 275  Landscape Construction & Maintenance  (3 CR.)  
Examines practical applications of commercial landscape construction techniques, and materials used. Covers construction, planting, and maintenance. Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.
Course Content Summary  
HRT 290  Coordinated Internship  (1-5 CR.)  
Coordinated Internship
Course Content Summary  
HRT 297  Cooperative Education  (1-5 CR.)  
Cooperative Education
Course Content Summary  
HRT 298  Seminar & Project  (1-5 CR.)  
Completion of a project or research report related to the student¿s occupational objective and a study of approaches to the selection and pursuit of career opportunities in the field. May be repeated for credit. Variable hours.
Course Content Summary