Due to the wide range of species, (with various tolerances for heat, salt or cold resistance), they have been very useful to plant breeders.
Many of the modern cultivars have been breed with larger flowers in a wider range of colours than wild species.

Known Iris spuria cultivars include; 'Adobe Sunset' (hybridized by McCown, 1976), 'AJ Balfour', 'Albulus', 'Archie Owen' (hybridized by Hager, 1970), 'Barbara's Kiss' (hybridized by McCown, 1981), 'Belise' (hybridized by Simonet, 1964), 'Belissinado' (hybridized by Corlew, 1988), 'Betty Cooper' (hybridized by McCown, 1981), Iris 'Betty My Love' (hybridized by Wickenkamp, 1988), Iris 'Blue Lassie' (hybridized by Niswonger, 1978), 'Cambridge Blue', 'Cheroke Chief', 'Clarke Cosgrove', 'Custom Design', 'Daenaensis', 'Danica', 'Dawn Candle', 'Georgian Delicacy', 'Halophila lutea', 'Imperial Bronze', 'Media Lux',
'Norton Sunlight', 'Protege', 'Monspur', 'Premier', and  'Red Clover'.
Due to the wide range of species, (with various tolerances for heat, salt or cold resistance), they have been very useful to plant breeders. Many of the modern cultivars have been breed with larger flowers in a wider range of colours than wild species.
Known Iris spuria cultivars include; 'Adobe Sunset' (hybridized by McCown, 1976), 'AJ Balfour', 'Albulus', 'Archie Owen' (hybridized by Hager, 1970), 'Barbara's Kiss' (hybridized by McCown, 1981), 'Belise' (hybridized by Simonet, 1964), 'Belissinado' (hybridized by Corlew, 1988), 'Betty Cooper' (hybridized by McCown, 1981), Iris 'Betty My Love' (hybridized by Wickenkamp, 1988), Iris 'Blue Lassie' (hybridized by Niswonger, 1978), 'Cambridge Blue', 'Cheroke Chief', 'Clarke Cosgrove', 'Custom Design', 'Daenaensis', 'Danica', 'Dawn Candle', 'Georgian Delicacy', 'Halophila lutea', 'Imperial Bronze', 'Media Lux',
'Norton Sunlight', 'Protege', 'Monspur', 'Premier', and  'Red Clover'.
Iris spuria