Cascara sagrada

Botanical Name: Rhamnus purshiana | Family: Rhamnaceae

Common name(s): Cascara Sagrada, Sacred Bark, California Buckthorn

GROWING

  • Evergreen Tree | Zones 4a-9b | 32 feet tall  | Flowers May – June, black fruit in October, 3-lobed seeds. Young bark is purple brown changing to brown with age.
  • Sun to semi-shade (woodlands) | All types of soil, likes it moist

HARVESTING

Harvest bark in the springtime from the branches and trunk of at least a one year old, but still young, tree. Leave it to age for a few years before using.

PREPARATION / DOSAGE

Decoction: Put 1 – 2 tsp dried bark in 1 cup of water. Bring to boil and let infuse for 10 minutes. Drink at bedtime.

Tincture: 1-2 ml at bedtime.

MEDICAL

Constituents: Anthroquinone glycosides, bitter principle, essential oil, resin, tannins

Actions: Bitter tonic, laxative

Uses: chronic constipation, dyspepsia, indigestion, hemorrhoids, liver congestion

CHARACTERISTICS

  • Cold, bitter

SOURCES 


I have never even heard of this tree. Don’t know if there are any growing around us, but it does grow in our zone 5!

Share on facebook
Share on twitter
Share on pinterest
Share on email
Share on print

Leave a Comment