Decorative Silver color Cushion bush, Calocephalus brownii or Leucophyta as winter Christmas tree replacement, home decoration element, decorated with Stock Photo - Alamy
barbed wire balls – inquilines – art and cultivation
A most certainly living version of the plant we've been seeing lately down at the garden centre in Switzerland!! It's outside, labelled an “autumn plant”, and can seemingly survive -0 degrees (Celsius) :