Christmas Plant Indicators

Whether or not you celebrate Christmas, chances are you will be familiar with the Poinsetta plant (see image below). Poinstetta's are traditional Christmas plants due to their deep red colour and originate from Mexico. Image kindly sourced from: By André Karwath aka Aka - Own work, CC BY-SA 2.5, https://commons.wikimedia.org/w/index.php?curid=16584 Probably what you didn't know though is that the deep red colour is called by a class of molecule called an anthocyanin (read more on anthocyanins here: https://en.wikipedia.org/wiki/Anthocyanin) Anthocyanins are water soluble pigments that change ...