Introduction of Yucca:Adam's needle or small soapweed yucca.

Popular Herbs. ✵The article gives records of the herb Yucca, its English name, Latin name, common names, property and flavor, its botanical source one plant species, ①.Yucca glauca., with a detailed introduction to the botanical features of this plant species, the growth characteristics, and ecological environment of this plant species, the features of the herb Yucca, its pharmacological actions, medicinal efficacy, and administration guide.

Yucca(small soapweed yucca).

plant of Yucca grow in field English Name: Yucca.
 Latin Name: Various Yucca species,including Yucca glauca, Yucca schidigera Roezl et Ortgies,and Yucca brevifolia Engelm.
 Common Names: Adam's needle, small soapweed yucca, dagger plant, Joshua tree, Our Lord's candle, soapweed, Spanish bayonet(these common names refer to various Yucca species).
 Property and flavor: characteristics.

 Brief introduction: There are forty or more species of Yucca grow across North America, primarily in arid, warmer sections. Many of these hardy trees or shrubs have stiff, evergreen lance-shaped leaves that emerge off erect central stems, and candlelike white or greenish flower heads. All rely on nocturnal yucca moths for pollination. The dried leaves and occasionally the dried roots are used medicinally.

 Botanical source: Common herbal classics defined the herb Yucca as the dried leaves and roots of the species (1).Yucca glauca and other species. It is a plant species of the Yucca genus, the Asparagaceae family(asparagus family). The dried leaves are used medicinally. This commonly used species is introduced:

(1).Yucca glauca.

 flowering plant of Yucca glauca with white flower spike grow in sunny days Botanical description: Yucca glauca is an evergreen shrub, it is also called small soapweed yucca, and grows up to 40~50 cm, or up to 1.50 meters, one, occasionally two, clusters of long pointed leaves. Leaves are narrowly linear, broad, 30~70 cm long, 6~10 mm wide, grayish or glaucous green, with a narrow white edge, usually with few fibers, and with one or more upright crowns.

 Flowers are campanulate (bell-shaped), pendulous, greenish-white, 6~7 cm long, on a tall cluster panicle, 100~200 cm, narrow, and rarely branched.

 The fruit develops into an oblong, woody capsular fruit containing many flat, glossy, black, winged seeds, about 12 mm long.

 plants of Yucca glauca with thin leaves grow in field Ecological environment: Yucca glauca prefers sun, it grows well in well-drained soil, is tolerant of drought, and is useful for dry sites. Yucca glauca is native to North America, and widely distributed from southern Alberta and Saskatchewan to North Dakota, south to New Mexico and Texas of USA (the United States of America).

 Growth characteristics: The plant grows in dry plains and sandy hills, prairies, and waste areas in sandy or limestone soils, at elevations from 500~2,600 meters.

 Pharmacological actions: ①.relieve arthritis; ②.lower blood pressure and cholesterol levels; ③.prevent cancer; ④.inhibit herpes simplex virus and cytomegalovirus, etc.

 Some studies proposed yucca preparations are useful for treating arthritis and rheumatism, arthritis suffers got relief from pain, swelling, and stiffness, but these effects are not well-supported.

 Yucca extract lowers blood pressure and cholesterol levels., yucca extracts also improve circulation and some relief from headaches.

 Yucca liquid alcoholic extracts inhibit B melanoma, melanoma is a serious type of skin cancer.

 Yucca leaf protein can inhibit the virus that causes oral and genital herpes eruptions (herpes simplex virus types 1 and 2) and also the human cytomegalovirus.

 Medicinal efficacy: Yucca has been used for centuries by various Native American tribes as a source of food, cloth, rope, cleaning substances, and remedy for skin diseases, sores, inflammation, and bleeding. It is recommended by contemporary herbalists for migraine headaches and high blood pressure, Yucca extracts are used in shampoos, cleansers, flavorings, frothy drinks such as root beer as a foaming agent, and other commercial products. The root was used to make soap, so it was also known as small soapweed.

 Administration of Yucca (small soapweed yucca): 
Reference: Administration Guide of Yucca (small soapweed yucca)
Herbal classic books: Dosage: three 490 mg capsules are taken three times a day.
 Contraindications, Precautions and Adverse Reactions: Yucca appears to be relatively safe to take as a herbal remedy, rats fed yucca for twelve weeks displayed no signs of a toxic reaction, and its traditional use as food also bodes well for its safety. Some experts worried that yucca saponins will cause hemolysis (destruction of red blood cells), and some experts consider the reaction possible but probably weak. There are no reports of this hemolysis occurring in humans taking yucca.




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  • 1.Introduction of Yucca:Adam's needle or small soapweed yucca.

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