Just to add a wee story to that as well,Years ago I was told by a guy in the pub at the time told me a story about rangers he used to work for John Deere (American farming Company )they were approached by a rangers rep for new machinery for grass cutting, tractor
the rangers rep asked to change the colours they were told were not suitable,and were told ,no way that just does not happen That’s the John Deere brand logo world wide were told that the Green was for the Grass and Yellow was for the Corn like or lump it ,they were told ,would not surprise me that