- Mid-Atlantic Horticulture Short Course
- Annual event sponsored by the Virginia Horticultural Foundation, with programs for professionals as well as home gardeners. Overview of workshops and speakers.
- Perennially Yours
- Offers garden courses, seminars, lectures, and tours, as well as books by Kerry Ann Mendez. Based in Ballston Spa, New York.
- The English Gardening School
- Short courses, diploma programs, and distance learning opportunities at the Chelsea Physic Garden in the UK. Garden design and care, botanical painting, and creative workshops.
- The New York Botanical Garden: Adult Education
- Offers classes about plants, gardening, commercial horticulture and landscape design.