[Sca-cooks] honey, an early antiseptic for Henry V of England

[Susan Lord Williams]

We know that herbs and spices were used in medieval medicine.  In this video rose honey is used as an antiseptic: http://mattlewisauthor.wordpress.com/2014/05/21/the-scar-of-henry-v/
What are the properties. Further in the video we see: “The ingenious surgeon tells how he washed the wound with white wine and wiped the inside of it out with a probe covered with honey, an early antiseptic, barley, flour and flax.” What were the properties of these additions to curing the wound?