isplays are made monthly in the main conservatory, penjing (bonsai) garden, the arboretum and 11 outdoor gardens: tree-peony garden, peony garden, rose garden, ornamental peach garden, lilac garden, crabapple-contoneaster garden, magnolia garden, fall color garden, perennial garden, bamboo garden and mume flower garden. There are more than 1.4 million visitor