The Prince of Wales and the Duchess of Cornwall will be met with a 21-gun salute when they arrive in Papua New Guinea and the duchess will have a flower named in her honour.
Prince Charles and his wife, Camilla, will spend three days on the Pacific Island from November 3.
The Events Minister, Justin Tkatchenko, says the royal pair will participate in a religious service and cultural display at the Sir John Guise Stadium in the capital Port Moresby.
The couple will visit an orchid garden outside Port Moresby for a garden party where the Duchess of Cornwall will witness the naming of a hybrid orchid in her honour - the Dendrobium Camilla.
The prince will also visit a youth centre and the duchess will meet mentors and women at a refuge centre in the city.
