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Hapu'u

Cibotium glaucum

Also called Hawaiian tree fern, Tree Fern

Hapu'u
Photo: Daderot, Public domain

Hapu'u is a slow-growing Hawaiian tree fern, typically 2 to 3 m tall and sometimes reaching 8 m, grown for its large fronds. It needs humid, sheltered conditions, shade or filtered light, and consistently moist soil, and does not tolerate frost.

Family
Cibotiaceae (Ciboti family)
Grows as
Tree, Fern
Light
Part shade, Shade
Water
Keep the soil and trunk consistently moist and water often, especially in warm weather.
Soil
Rich, well-draining, humus-rich mix with plenty of organic matter.
Temperature
18–29 °C; protect below 10 °C
How easy
Moderate
Native range
Hawaiian Is.
Climate
wet tropical

About

Cibotium glaucum, the hāpu‘u pulu, is a species of fern in the family Cyatheaceae, native to Hawaii. A slow-growing tree fern typically 2 to 3 m (6 to 10 ft) tall but reaching 8 m (25 ft), it is hardy in USDA zones 10 through 12. Its fiddleheads are the source of the material pulu, which means "mulch" or "padding" in the Hawaiian language. Women used pulu as an absorbent during their menstrual cycles.

Other Cibotium plants

Lamb Of Tartary · Cibotium cumingii · Hapu'u li · Cibotium regale · Mexican Tree Fern · Cibotium taiwanense · Manfern

Text excerpted from the Wikipedia article Cibotium glaucum by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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