Longwood's Certificate of Merit in Ornamental Horticulture is designed for serious gardeners wishing to expand their knowledge of horticulture.
Ornamental Horticulture classes are available for everyone, both those in pursuit of the Certificate and those who are not.
Six session course. Explore the world of exotic and tropical plants.
Six session course. Learn how a plant’s development depends on the soil in which it’s growing.
Six session course. Explore many species of flowering trees—the most eye-catching plants in season.
Three session course. Discover the many kinds of bulbs that are seldom or rarely affected by deer and other critters.
Six session course. Learn how to capture the enchantment of spring wildflowers in your home garden.
Three session course. Explore the identification, habit, and creative uses of clematis.
Six session course. Learn all about new and unique perennials that are suitable for growing in a sun garden.
Three session course. This class focuses on some of the best groundcovers to grow in the Mid-Atlantic region.
Six session course. This course will cover the identification and landscape uses of deciduous trees found in this region.
Six session course. Learn the basics of plant morphology and plant nomenclature.
Six session course. Learn the culture, identification, use, and landscape design qualities of a range of plants.