House Grounds Gardens Great Tree The Camellia House The Camellia Greenhouse (Lowell & Sargent/Olmsted Bros. 1917-1922) was built specifically to house the vast Camellia collection at Planting Fields. Currently the Camellia collection consists of over three hundred plants blooming from November to March. Some of the plants in the collection are from the original collection brought over from the Isle of Guernsey off the coast of England.