Alocasia macrorrhizos (L.) G.Don
- Taxonomy
- Family: Araceae · Genus: Alocasia1
- Native distribution
- Caribbean, North America, Oceania, Southern Asia, Bismarck Archipelago, Borneo, Maluku, New Guinea, Philippines, Queensland, Solomon Is., Sulawesiuncertain3
- Synonyms
- 2
30 synonyms
- Alocasia cordifolia (Bory) Cordem.
- Alocasia gigas Chantrier
- Alocasia gigas Chantrier ex André
- Alocasia grandis N.E.Br.
- Alocasia harrisii-pulchrum Pynaert
- Alocasia indica diversifolia Engl.
- Alocasia indica heterophylla Engl.
- Alocasia indica metallica (Schott) Schott
- Alocasia indica rubra (Hassk.) Engl.
- Alocasia indica typica Engl.
- Alocasia indica metallica Schott ex Engl., 1879
- Alocasia indica violacea Engl., 1920
- Alocasia insignis Pynaert
- Alocasia macrorrhiza (L.) Schott
- Alocasia macrorrhizos (L.) Schott
- Alocasia macrorrhizos rubra (Hassk.) Furtado
- Alocasia marginata N.E.Br.
- Alocasia pallida K.Koch & C.D.Bouché
- Alocasia plumbea Van Houtte
- Alocasia rapiformis (Roxb.) Schott
- Alocasia uhinkii Engl. & K.Krause
- Arum cordifolium Bory
- Arum macrorrhizon L.
- Arum mucronatum Lam.
- Arum peregrinum L.
- Arum rapiforme Roxb.
- Caladium indicum K.Koch
- Caladium macrorrhizon (L.) R.Br.
- Caladium metallicum Engl.
- Caladium odoratum G.Lodd.
Still missing: plant type, natural habitat, height / growth form, flowering period, growth & dormancy period.
Sources (7)
- GBIF Backbone Taxonomy – Alocasia macrorrhizos · Scientific name · CC BY 4.0
- GBIF – synonyms · Synonyms · CC BY 4.0
- GBIF – distributions (Integrated Taxonomic Information System (ITIS); Catalogue of Life; The World Checklist of Vascular Plants (WCVP)) · Native distribution · CC BY 4.0
- Wikidata – Q1484310 · CC0
- Wikimedia Commons – AlocasiaMacrorrhizaFlower.jpg · CC BY-SA 3.0
- Wikipedia (de) – Riesenblättriges Pfeilblatt · CC BY-SA 4.0
- Wikipedia (en) – Alocasia macrorrhizos · CC BY-SA 4.0
Automatic data comes from the open sources above, credited per their licences. Care experience is shown separately below.
Tips & experience from members
What worked for you? Your plant’s growing conditions are attached automatically, so others can see who it works for.
No tips for this species yet – be the first to share what worked for you!
How members water it
Not enough logs yet: at least 3 plants with regular watering logs are needed (now: 0). Waterings logged in Care feed this – anonymised and aggregated.
How it thrives
No monthly schedule is shown because cultivar-/species-level data is not yet sufficient. The general values above are guidance only.
Alocasia tip: It often drops leaves in winter – that is rest, not death; water less then.
Alocasia macrorrhizos – what to know
Alocasia macrorrhizos – family: Araceae, genus: Alocasia. Native range: Caribbean, North America, Oceania, Southern Asia, Bismarck Archipelago, Borneo, Maluku, New Guinea, Philippines, Queensland, Solomon Is., Sulawesi. Care guidelines: light: bright indirect; water: medium; min. 15 °C. For cats: moderately toxic; for dogs: moderately toxic. Keep it out of reach and call a vet straight away if you suspect poisoning.
All Alocasia species in the catalog →Detailed toxicity data →
Frequently asked questions
How often should I water Alocasia macrorrhizos?
Moderately: water when the top 2–3 cm of soil is dry, and never let it sit in standing water.
How much light does Alocasia macrorrhizos need?
It likes bright but indirect light, such as near an east- or west-facing window.
How cold can Alocasia macrorrhizos get?
Keep it above 15 °C – it is frost-tender and needs a frost-free spot in winter.
Is Alocasia macrorrhizos toxic to cats and dogs?
For cats: moderately toxic; for dogs: moderately toxic. Keep it out of reach and call a vet straight away if you suspect poisoning.
What members’ data shows
When does it really bloom?
No blooms logged yet. If yours flowers, your data will be the first!
Average watering interval
Not enough watering logs yet. Waterings logged in the care hub feed this chart.
Questions about this species
Alocasia
Data sources: GBIF.org – Alocasia macrorrhizos (CC BY 4.0) · Wikidata – Q1484310 (CC0) · Wikimedia Commons – AlocasiaMacrorrhizaFlower.jpg (CC BY-SA 3.0) · Wikipedia – Riesenblättriges Pfeilblatt (CC BY-SA 4.0) · Care data is for guidance only.

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