Oak – Quercus

Parts used: bark, leaf

Traditional uses: Astringent, antiseptic, bark and leaves can be used to treat diarrhea and dysentery, can be used in poultices and to help stop bleeding.

“The astringent effects of the Oak were well known to the Ancients, by whom different parts of the tree were used, but it is the bark which is now employed in medicine. Its action is slightly tonic, strongly astringent and antiseptic. It has a strong astringent bitter taste, and its qualities are extracted both by water and spirit. The odour is slightly aromatic. Like other astringents, it has been recommended in agues and haemorrhages, and is a good substitute for Quinine in intermittent fever, especially when given with Chamomile flowers. It is useful in chronic diarrhoea and dysentery, either alone or in conjunction with aromatics. A decoction is made from 1 OZ. of bark in a quart of…