Landscape and Garden Maintenance - Summer Gain hands-on experience at Long Hill, an outstanding country estate with historic gardens in Beverly owned by The Trustees of Reservations. Participate in summer landscaping and garden maintenance supervised by the Long Hill staff horticulturalists. Learn about planting, weed identification/removal, garden rejuvenation, summer pruning (including hedges), mulching, propagation and cuttings, stone laying, landscape equipment, design of summer containers, and more. Informational handouts provided.