Jié Gěng (桔梗), known in English as Balloon flower root (Platycodon grandiflorum), is a neutral, bitter and acrid Chinese herb from the Resolve phlegm category. It enters the Lung channel. Its main action: opens and diffuses Lung qi, expels phlegm.

Illustration of Jié Gěng (Balloon flower root), the dried herb
Illustration of the dried herb. Hear it pronounced in Mandarin:
PinyinJié Gěng (Jie Geng)
Chinese桔梗
EnglishBalloon flower root
Botanical namePlatycodon grandiflorum
CategoryResolve phlegm
NatureNeutral
FlavourBitter, Acrid
ChannelsLung
Dosage3–9g
CautionsHaemoptysis; use cautiously with Yin deficiency cough

Actions

  • Opens and diffuses Lung qi, expels phlegm
  • Promotes Lung dispersing, relieves sore throat
  • Guides herbs upward to Lung

Indications

  • Cough with phlegm (any type)
  • Sore throat
  • Lung abscess
  • Guides formulas to the upper body

How to remember Jié Gěng

Most Resolve phlegm herbs enter the Lung channel.

You can work these out
Lung channel: from its action “Opens and diffuses Lung qi”
Learn by heart
Neutral: Resolve phlegm herbs vary in nature
Bitter: Resolve phlegm herbs vary in flavour
Acrid: Resolve phlegm herbs vary in flavour

Formulas containing Jié Gěng

Other Resolve phlegm herbs

Test yourself

What is the nature and flavour of Jié Gěng?

Jié Gěng is neutral and bitter and acrid.

Which channels does Jié Gěng enter?

Jié Gěng enters the Lung channel.

What are the actions of Jié Gěng?

Opens and diffuses Lung qi, expels phlegm; Promotes Lung dispersing, relieves sore throat; Guides herbs upward to Lung.

What is Jié Gěng used for?

Cough with phlegm (any type); sore throat; Lung abscess; guides formulas to the upper body.

Which formulas contain Jié Gěng?

Yín Qiào Sǎn, Sāng Jú Yǐn, Xuè Fǔ Zhú Yū Tāng, Tiān Wáng Bǔ Xīn Dān, Zhǐ Sòu Sǎn and Bǎi Hé Gù Jīn Tāng.

Practise Jié Gěng and the other 290 herbs

Recognise each herb from its picture, recall its nature, flavour, channels and actions, and review it again just before you would forget it.

Try the 5-question herb quiz

Or practise a TCM case

Shen Study is a study tool. Doses and cautions are as taught in standard Chinese materia medica texts; they are not prescribing advice.