Annuello is a locality situated in the Mallee

Mallee (biogeographic region)

Mallee, also known as Roe Botanical District, is a biogeographic region in southern Western Australia. Located between the Esperance Plains, Avon Wheatbelt and Coolgardie regions, it has a low, gently undulating topography, a semi-arid mediterranean climate, and extensive Eucalyptus mallee...

 region. The place is by road, about 30 kilometres north from Koimbo

Manangatang, Victoria

Manangatang is a remote town in north-west Victoria, Australia. At the 2006 census, Manangatang had a population of 448. It is sometimes noted for its unusual name, from an Aboriginal term - "manang" meaning land and "kaaiti" meaning water....

 and 34 kilometres south from Robinvale

Robinvale, Victoria

Robinvale is a town on the south bank of the Murray River in northern Victoria, Australia. It is connected by a bridge to Euston on the other side of the river in New South Wales. At the 2006 census, Robinvale had a population of 2214.-History:...

.

It is located in a wheatgrowing area settled in the 1920s, a Post Office opening on April 15, 1921 when the railway arrived (closed 1976). A strain of wheat suitable for the area is named Annuello.