Yuan Zhi
Polygala sibirica
Educational content — not medical, botanical, or professional advice. Always consult a qualified clinician before using any herbal preparation — especially during pregnancy, breastfeeding, while on medication, or for children. How we source & review →
Pl. B9CD — Polygala sibirica
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IOverview
Overview
Yuan Zhi, scientifically known as Polygala sibirica, is a perennial plant native to regions including Afghanistan, Altay, and Assam. It thrives in various soils—light (sandy), medium, and heavy (clay)—and can tolerate both dry and moist conditions, making it adaptable to diverse environments. Known for its edible properties, Yuan Zhi's leaves and roots are commonly consumed. This plant also features a height of about 0.2 meters and requires full sun to partial shade for optimal growth. Its native range extends across Central European Russia, Bulgaria, and parts of Asia such as China, Mongolia, and Vietnam, highlighting its widespread presence in temperate and subtropical climates.
Quick answers
What is Yuan Zhi?
Yuan Zhi, scientifically known as Polygala sibirica, is a perennial plant native to regions including Afghanistan, Altay, and Assam. It thrives in various soils—light (sandy), medium, and heavy (clay)—and can tolerate both dry and moist conditions, making it adaptable to diverse environments.
What is Yuan Zhi used for?
Traditionally used for better sleep. Each claim is evidence-rated — see Section II for full citations.
Best for
Top 1 evidence-ranked use of Yuan Zhi
Clinicaluses · safety · chemistry · dosagemedicinal profile
IIBenefits & evidence
1 claim · 0 sources
Benefits & evidence
1 claim · 0 sources- Traditional-use note: Yuan Zhi appears in herbal sources around evening relaxation and bedtime routines, often as a tea. PlantSage presents this as ethnobotanical context, not as medical advice.
Traditional context only. This reviewed claim keeps the original low confidence level, but avoids treatment, disease, dosage, or guaranteed-effect language.
IV·bMixology suggestions
1 draft
Mixology suggestions
1 draftEditorial drafts. These pairings are AI-suggested from traditional herbal lore. Always verify with a qualified herbalist before brewing.
Yuan Zhi support blend
generaltea
AI returned a direct ingredient list; normalized into one draft blend for editorial review.
Growingconditions · propagation · uses
VCultivation
Cultivation
Yuan Zhi (Polygala sibirica) thrives in full to partial sun and prefers well-drained soil that can be light (sandy), medium, or heavy (clay). It is drought-tolerant but will grow better with moist conditions. This perennial plant reaches a height of 0.2 meters and is hardy in temperate regions. For propagation, divide the roots or sow seeds directly in the ground during spring. Harvest the leaves and root for culinary use.
Light
Full sun, Partial sun/shade
Water
Dry, Moist
Soil
Light (sandy), Medium, Heavy (clay)
Life cycle
Perennial
Mature size
0.2 m tall
For first-time growers
How to grow Yuan Zhi for the first time
8steps
Start with easy-to-grow Yuan Zhi for a beginner-friendly gardening experience.
- 1
What you'll need
Seeds or young plants, potting soil, containers or garden space.
- 2
Best time to plant
Plant in spring after the last frost or fall before the first freeze.
- 3
Soil and container prep
Use well-draining soil with a mix of light (sandy), medium, or heavy clay. Ensure containers have drainage holes.
- 4
Sowing or transplanting
Direct sow seeds 0.5 cm deep in the garden or start indoors 4-6 weeks before planting outside. Transplant young plants carefully.
- 5
First two weeks
Water sparingly to avoid waterlogging, ensuring soil stays moist but not soggy. Keep in a partially shaded area if direct sun is intense.
- 6
Ongoing care
Provide full or partial sun and keep the soil consistently moist. Fertilize lightly with compost once a year.
- 7
Harvest or pruning
Prune dead leaves and stems to maintain plant health, but avoid harvesting roots as they are not commonly used for this species.
- 8
Common mistakes
Overwatering, planting in heavy clay soil without drainage, neglecting to prune, and harvesting the root too early.
VIEdible & utility
Edible & utility
Edible parts:LeavesRoot
Edible uses: The leaves and roots of Yuan Zhi (Polygala sibirica) are edible. The roots can be eaten raw or cooked, while the leaves are often used in salads or as a garnish. These parts are typically prepared fresh due to the plant's native habitat across various regions including Afghanistan, Bulgaria, and China.
Contextrange · companions · related
VIIDistribution
30 native · 0 introduced
Distribution
30 native · 0 introducedDistribution across2 continents· 30 native
Europe3 regions
native (3)BulgariaRomaniaRussia
Asia11 regions
native (11)AfghanistanBangladeshChinaIndiaJapanKazakhstanMongoliaMyanmarNepalPakistanSouth Korea
Broader regions
native:Altay, Amur, Buryatiya, Chita, East Himalaya, Irkutsk, Khabarovsk, Krasnoyarsk, Primorye
IXSpecimen gallery
1 image
Specimen gallery
1 imageXSee also
8 related
See also
8 relatedPlants you might compare or use together — scored by shared family, common use cases, and growing requirements.
shared use cases
Different families, similar therapeutic role — good for comparing.
XI
Explore further
Companion planting
Health goals
Compare with similar plants
XII
About this entry
- Last updated
- Citation
- How to cite this entry · Submit a correction
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