This curriculum guide provides materials for teachers to use in developing a 1- or 2-year course in horticulture-related occupations for at-risk and special education students. It is one of 28 semester courses in agricultural science and technology for Texas high schools. The program prepares low-achieving students with employability skills that are transferable among horticulture-related occupations or into other vocational programs. The course guide is organized in four sections. The first section lists essential elements common to all agricultural science and technology courses. The second section lists essential elements specific to this course. The third section lists the units and topics of instruction and suggested time allocations for each unit and topic. Listed also are the catalog numbers of corresponding curriculum materials available from the Instructional Materials Service of Texas A&M University. Topics covered in the course include the following: plant classification and identification, structures and equipment used in producing plants, caring for greenhouse plants, selecting soils and other growing media, plant propagation, plant selection and breeding, growing greenhouse plants and nursery stock, developing and maintaining landscapes and turfgrass, controlling disease, arranging flowers, calculating production costs, understanding marketing and financial records, selecting and maintaining horticultural tools and equipment, safe work practices, planning and conducting leadership activities related to horticultural occupations, and planning and conducting supervised agricultural experience programs. The final section provides topic goals and objectives targeted for the completion of the topic. (KC)