कुश
Desmostachya bipinnata (L.) Stapf
Poaceae · Desmostachya
TRADITIONAL VIEW, WITH SAFETY LIMITS
What the texts say Kusha does
What the evidence says. Traditional use is long recorded. Modern clinical evidence is limited.
Side effects and limits
A grass root in long and wide use, both medicinally and ritually, with no significant toxicity recorded. Anyone pregnant, on medication or managing a diagnosed condition should speak to a doctor or a qualified practitioner first.
Avoid or ask first: No absolute contraindication is documented here. This is written deliberately rather than left blank.
A traditional classification, not a recommendation. The full safety record is below.
A Samhita can only be read forwards, from the group to its members. This is the same list read backwards.
AS THE CLASSICAL TEXTS AND THE API PRESCRIBE
| Kwatha | 50–100 ml |
| Churna | 3–6 g |
| Anupana | Sheetajala |
| Kala | Adhobhakta |
Usually as one of the Trina Panchamula rather than alone.
Reported from Sharangadhara Samhita and the Ayurvedic Pharmacopoeia of India. Laisha states what the texts prescribe; it does not recommend. No quantity here is adjusted for a particular person — not for agni, koshtha, bala, age, pregnancy, kidney or liver function, or anything already being taken.
| Rasa | MadhuraKashaya |
| Guna | LaghuSnigdha |
| Virya | Sheeta |
| Vipaka | Madhura |
| Prabhava | One of the five roots of Trina Panchamula, the group the texts reach for in mutrakrichhra and in the burning states. |
| Doshakarma | Pittakaphahara. |
Madhura and kashaya with sheeta virya and madhura vipaka, the profile the texts give the whole Trina Panchamula.
These are the actions the classical texts record. They are statements about what the tradition holds, and this library does not restate them as findings about a human body.
| Upayukta anga | Mula (the root) |
| Why it matters | The root, not the blade. The grass above ground is the ritual article and the root is the medicinal one. |
Suchyagra, needle-pointed, is the recognition character: the blade ends in a fine sharp point that will cut a finger. Darbha is NOT listed here as a synonym, although the two names are used for each other constantly - Sushruta names Kusha and Darbha as separate members of Trina Panchamula, so treating them as one name would empty a slot in the group.
| English | Sacred grass |
| Hindi | Kusha |
| Kannada | Darbhe hullu |
| Tamil | Darbhai pul |
| Telugu | Darbha gaddi |
| Malayalam | Darbha pullu |
| Marathi | Darbha |
| Gujarati | Darbh |
| Bengali | Kush |
| Odia | Kusa |
| Urdu | Kusha |
| Trina Panchamula Kwatha | One of the five roots the group is made of. |
| Chandanasava | An ingredient. |
Kusha and Darbha are used for each other so consistently that the substitution is barely recognised as one, and several other coarse grasses are collected as either. Since both belong to the same classical group the consequence is small, but a formula naming both and receiving one twice is not the formula.
Desmostachya bipinnata is Kusha. Imperata cylindrica is Darbha in some traditions and the two names are used for each other constantly; both are in the Trina Panchamula and the texts list them separately.
A WAY TO REMEMBER IT
Desmostachya is Greek desmos, a bond, and stachys, a spike. Bipinnata, for the twice-divided inflorescence. Kusha gives the Sanskrit kushala, meaning skilful - from the care needed to gather a grass whose blades cut the hand.
Kusha is one of the five roots of Trina Panchamula in the Sushruta Samhita and is named among the Stanyajanana mahakashaya in Charaka. That is what the tradition records.
| Status | Traditional use is long recorded. Modern clinical evidence is limited. |
| Suggested | The dravya holds a pharmacopoeial monograph in India, which records an accepted identity and quality standard for the article. That is a standard for the material, not evidence of an effect in a body. |
| Not established | There is not enough good clinical evidence to establish an effect on any named health condition. Long traditional use is not a substitute for that evidence, and this library does not present it as one. |
| The honest gap | Published work on this dravya rarely records the origin or the standard of the material tested, so results cannot be attributed to a defined article. |
A grass root in long and wide use, both medicinally and ritually, with no significant toxicity recorded. Anyone pregnant, on medication or managing a diagnosed condition should speak to a doctor or a qualified practitioner first.
| Contraindications | No absolute contraindication is documented here. This is written deliberately rather than left blank. |
| Interactions | No specific drug interaction is documented for this dravya. That is the honest state of the evidence, not a statement that none exists — most Ayurvedic dravya have never been studied for interaction with modern medicines at all. |
| Pregnancy and breastfeeding | No specific harm is documented and no adequate study exists. Safety in pregnancy has not been established. |