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Sphaeropteris Species, Tree Fern

Sphaeropterisintermedia

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Genus

Sphaeropteris (sfay-ROP-teris)

Info

Species

intermedia (in-ter-MEE-dee-uh)

Info

Synonym

Alsophila intermedia

Cyathea intermedia

Sun Exposure

Sun to Partial Shade

Light Shade

Foliage

Grown for foliage

Evergreen

Height

15-20 ft. (4.7-6 m)

20-30 ft. (6-9 m)

30-40 ft. (9-12 m)

Spacing

Unknown - Tell us

Hardiness

USDA Zone 10a: to -1.1 °C (30 °F)

USDA Zone 10b: to 1.7 °C (35 °F)

USDA Zone 11: above 4.5 °C (40 °F)

Danger

Handling plant may cause skin irritation or allergic reaction

Bloom Color

Inconspicuous/none

Bloom Time

N/A

Other Details

Gardener's Notes:

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positive

neutrals

negative

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Cretaceous

El Sobrante, CA (Zone 9b) | October 2007 | neutral

Cyathea intermedia is native to New Caledonia.

Cyathea are listed on CITES Appendix II.

palmbob

Acton, CA (Zone 8b) | September 2006 | neutral

large tree fern from New Caledonia, though hardly ever see it in cultivation in Southern California

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