The Niagara Parks Butterfly Conservatory is a butterfly house operated by the Niagara Parks Commission in Niagara Falls, Ontario, Canada. It is located approximately 9 kilometres (5.6 mi) north of Niagara Falls on the grounds of the Niagara Parks School of Horticulture, which is 40 hectares (99 acres) in size. The species of butterfly at the conservatory include the banded orange, blue morpho, common Mormon, cydno longwing, Doris longwing, Gulf fritillary, Julia, Low's swallowtail, monarch, mosaic, owl, red lacewing, Sara longwing, and small postman.