Elettaria cardamomum

Natural origin of Elettaria cardamomum

Elettaria cardamomum is native to south-western India, including the Western Ghats. It is cultivated for its aromatic green capsules, which contain the seeds used as green cardamom.

Growing Elettaria cardamomum at home

• Light: Give bright filtered light with gentle morning or late-afternoon sun.
• Temperature: Avoid prolonged temperatures below 10 °C. Keep the plant warm, around 20–30 °C while it is actively growing.
• Humidity: Maintain high humidity around 60–80%, with mild air movement through the clump.
• Water: Keep the soil evenly moist while new shoots are extending. Water when the surface begins to dry lightly and let excess water drain.
• Potting mix: Use a fertile, airy mix that holds moisture around the roots and underground stems.
• Feeding: Feed every 2–4 weeks with a lightly diluted balanced fertiliser while fresh shoots are developing.
• Flowering: Mature plants need steady warmth, high humidity and bright filtered light to flower and form seed capsules.
• Repotting and propagation: Repot into a larger container when underground stems press against the pot. Large clumps can be divided, with healthy roots and leafy shoots kept on every section. Give the roots and creeping growth more room once they reach the pot edge, moving into a slightly wider container without burying the stem.

Health checks for Elettaria cardamomum

• Leaf tips turn brown and the blades curl: The soil has dried too far or the air is very dry. Restore steady moisture and raise humidity while keeping air moving around the foliage.
• Several shoots yellow from the base and the underground stem feels soft: Prolonged wetness has caused rot. Cut soft brown tissue back to firm healthy tissue with a clean tool and discard the rot, then replant the healthy sections in fresh airy mix.
• New leaves are pale and growth is weak: Low light, cool conditions, depleted potting mix or crowded roots may be slowing new growth. Improve warmth and light, then check whether the roots have filled the pot and whether the plant needs feeding.
• Silvery streaks and black specks appear on new leaves: Thrips may be feeding inside young leaves before they unfurl. Isolate the plant and use a product labelled for thrips, repeating according to the label and checking each new shoot as it opens.
• A repeating pattern of light and dark patches appears on several new shoots: A virus may be present. Isolate the plant and avoid propagating it while a viral infection is suspected. If a viral infection is confirmed, discard the plant to avoid spreading the virus to other plants.

Keep Elettaria cardamomum away from children and pets

• Keep this plant away from children, cats and dogs.
• Its effects after chewing or swallowing are unclear, and plant material can still cause an upset stomach.
• Contact a veterinarian or medical professional if symptoms develop or do not settle.

About the name Elettaria cardamomum

Elettaria preserves an old South Indian name used for cardamom. The epithet cardamomum is the botanical Latin form of an ancient Greek name for cardamom.

William George Maton established the genus Elettaria in 1811 in Transactions of the Linnean Society of London, volume 10, page 250.

Carl Linnaeus first described it as Amomum cardamomum in 1753 in Species Plantarum, page 1. William George Maton later placed it in Elettaria as Elettaria cardamomum in 1811 in Transactions of the Linnean Society of London, volume 10, page 254.