there are QR code posters here in Melbourne for reporting graffiti to the council - and someone has been printing their own and carefully placing them over the official ones
they lead to a documentary on hip-hop/graffiti culture
it's perfect because the QR posters are uglier than any bit of street art
Fruity Petals roses. They have a fine, cereal-milk-white edging on their petals, in addition to a nice (but not uncommon) yellow center fading to peach and then pink.