The 23-year old, who was top scorer in the Croatian League last season, is said to be available for around £2.5 million and this will no doubt alert a number of interested clubs in the Premiership none more so it seems than the Wanderers and The Addicks.
However it is thought that the higher profile Premiership clubs would be tempted to make bids for one of the hottest properties in Europe and Zagreb are said to be keen to sell if they get the right asking price for their man.
Olic is one of a number of players to be linked with a move to the Reebok Stadium since the end of last season and a priority for the Trotters manager Sam Allardyce is to land a striker, could the Croat hailed as the next Davor Suker be the man for Bolton.