Species library › Maranta › Maranta arundinacea
Other Well documented

Maranta arundinacea

Arrowroot

Arrowroot is the plant behind the starch of the same name. It is a clumping herb, 0.3–1.5 m tall, that grows from fleshy underground rhizomes. It is native from Mexico and the Caribbean to northern South America and grows on moist forest floors, usually in clearings or edges where light is fairly strong. Where the dry season is marked, the leaves die back and the rhizomes rest, so it is best treated as a warm, bright, seasonally growing plant rather than an everlasting foliage plant like its prayer-plant relatives.

At home, aim for
Day Warm-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Ordinary room humidityBand in Plantistry
Light Bright, filtered lightDLI and PPFD in Plantistry
Expects a seasonal restGrows in the ground

Where it grows wild

A terrestrial herb of moist evergreen and deciduous forest floors, most often in clearings, gaps and edges where light is relatively high. It also turns up along streams and on disturbed ground, partly because it has been grown as a crop for thousands of years. Rhizomes sit shallowly in loose, moist, fertile soil.

Mostly a lowland plant. The 578 records with an elevation have a median of 220 m and reach 1750 m. Crop sources give up to about 1000 m as its natural range. The −79 m minimum is a recording error.

MexicoCentral AmericaCaribbeanNorthern South AmericaBrazil West-CentralPeru

🔒 Growing it like that

The wild conditions above, turned into targets for a shelf, a tent or a greenhouse. The full profile has:

✓ Day and night temperature targets, and the limits it tolerates
✓ Humidity band, and how to hold it
✓ Light as DLI and PPFD for a grow light
✓ Wet and dry seasons, and whether to rest it
✓ Substrate and airflow
✓ A step-by-step setup to grow it like the wild

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Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app.