You can obviously also reach the eatery using the public transport. The next stop is Perth Bus Station, 582 meters away from Greggs, otherwise, there are places to park 23 meters away at St Catherines Retail Park 2.
Here you can find the menu of Greggs in Perth. At the moment, there are 1 menus and drinks on the food list. You can inquire about seasonal or weekly deals via phone.