Botanical Overview
Crataegus douglasii, commonly known as Black Hawthorn, Douglas hawthorn, Oregon hawthorn, or Western hawthorn, is a member of the Rosaceae family. The medicinally used parts include the berries, leaves, and flowers. It is native to western North America, particularly the Pacific Northwest and Rocky Mountains regions.
Energetics
This plant is considered energetically neutral in temperature and moisture, with tastes that are astringent, bitter, and sweet. It is generally regarded as a tonifying herb acting primarily on the blood.
Primary Actions
- Cardiotonic
- Vasodilator
- Antioxidant
Indications
Western
- Mild heart failure
- Palpitations
- Hypertension
- Angina
- Poor circulation
Syndromes
- Coronary artery disease
- Cardiac insufficiency
- Vascular insufficiency
TCM
Not documented for traditional Chinese medicine indications.
Ayurveda
Not documented for Ayurveda indications.
Unani
Not documented for Unani indications.
Constituents & Mechanisms
Crataegus douglasii contains flavonoids, proanthocyanidins including oligomeric procyanidins, phenolic acids, and triterpenes, which contribute to its cardiotonic and vasodilating effects.
Dosage & Preparations
- Infusion: 1–2 tsp dried herb in hot water, 1–3 times daily
- Tincture: 1:5 in 40% ethanol, 2–5 mL 1–3 times daily
- Standardized extract: 160–900 mg daily divided doses (as per product instructions)
Safety & Contraindications
Generally considered safe when used appropriately. Avoid use in individuals with allergy to the Rosaceae family. Use cautiously in pregnancy and lactation due to insufficient data. Potential interactions with cardiovascular medications, including beta-blockers and digoxin, suggest consultation with healthcare providers before use.
Astrological Correspondences
No well-documented planetary or elemental rulers are established for Crataegus douglasii.
Selected References
- Crataegus spp. (Hawthorn), Herbal Medicine: Biomolecular and Clinical Aspects, Iriti M, Faoro F, 2011
- Crataegus douglasii, Plants For A Future Database
- Hawthorn leaf and flower, American Herbal Pharmacopoeia, Bernhoft A, 2008