With the final stage of a multiyear revitalization now completed, Pennsylvanias Longwood Gardens horticultural center has announced its official reopening date will be November 22nd, 2024. This concludes the work performed by Weiss/Manfredi in collaboration withReed Hilderbrand. The project cost for Longwood Reimagined was approximately $250 million.Interior View, West Conservatory. mage by Sahar Coston-Hardy/Esto. Courtesy of Longwood Gardens.Work on the 17-acre expansion culminated with the addition of a new 32,000-square-foot glass greenhouse designed by Weiss/Manfredi that houses the immersive Mediterranean garden creation from Reed Hilderbrand, serviced by a network of 128 geothermal wells which are connected to a ground-level heat exchanger.nterior View, West Conservatory. Image by Ngoc Minh Ngo. Courtesy of Reed Hilderbrand.Beyond that is a brand new structure calledThe Grove that was made to host Longwood Gardens' education and administrative operations. Another impor...