The application is directed to in vitro reared Plasmodium sporozoites of human host range wherein sporogony from gametocyte stage to sporozoite stage is external to mosquitoes and methods of producing the same. Provided herein are in vitro reared infectious Plasmodium sporozoites (SPZ) of human host range particularly P. falciparum P. vivax P. ovale P. malarlae and P. knowlesi wherein sporogony from gametocyte stage to sporozoite stage is external to mosquitoes and methods of producing the same.