Andrographis paniculata seed | Kalmegh, King of Bitters
LATIN NAME: Andrographis paniculata COMMON NAME: Kalmegh, King of Bitters
Botanical Profile
Kalmegh is native to South and Southeast Asia, growing as an upright annual herb with narrow, lance-shaped leaves and small white flowers marked with delicate purple spotting. Every part of the plant carries an intensely bitter taste, so pronounced that it has earned the species the common name king of bitters across several of the traditional medicine systems in which it plays a central role.
Science & Conservation
Andrographolide, the primary bitter compound responsible for kalmegh’s characteristic taste, has become one of the more extensively researched compounds in modern phytopharmacology, studied for anti-inflammatory and immune-modulating properties across a substantial body of clinical and laboratory research, including interest during recent years in its potential role supporting general immune response, though the strength of evidence for specific health claims continues to be actively debated and evaluated by researchers and regulators. This ongoing scientific interest makes kalmegh one of the more actively studied traditional herbs bridging Ayurvedic, Traditional Chinese and modern Western herbal medicine.
Landscape & Practical Uses
Kalmegh is a long-established herb in Ayurvedic, Traditional Chinese and Southeast Asian traditional medicine, most commonly associated with immune and digestive support, and it remains a popular ingredient in herbal supplements today, though given its potency and active ongoing research, anyone considering it should discuss appropriate use with a qualified healthcare provider. Its intense bitterness means it is virtually never used as a food plant, appearing almost exclusively in medicinal contexts.
Growing From Seed
Fresh seed germinates readily; sow it into a loose, well-drained mix and keep it warm and consistently moist. Bright light suits the young seedling well, and this fast-growing annual typically establishes and matures within a single warm growing season.
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