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. Discuss propagation techniques including seed hybridization, vegetative cuttings, division, layering, grafting, budding, and tissue culture.
Six session course. Outstanding foliage, showy flowers, and brilliant fruit make broad-leaved evergreens a versatile group of plants.
Six session course. Deciduous and flowering shrubs provide persistent interest, as well as food and cover for birds and beneficial insects.
Six session course. Even a well-established perennial bed will benefit from the addition of these long-blooming accents.
Six session course. Identify characteristics, cultural requirements, and garden uses of common perennials.
Three session course. Dive deep into these beautiful yet mysterious plants and learn how to add a water garden to your property.
Three session course. Explore the amazing and underutilized plants that add impact when the rest of your garden is gearing up for frost.
Six session course. Gain an appreciation of the chemical processes that enable plants to make their own food.
Three session course. Join the movement for environmentally sustainable gardening in your own space.