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PlantFiles: Cyrtosperma
Cyrtosperma johnstonii

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Family: Araceae (a-RAY-see-ee) (Info)
Genus: Cyrtosperma (sir-toh-SPER-muh) (Info)
Species: johnstonii (jon-STONE-ee-eye) (Info)

3 members have or want this plant for trade.

Category:
Tropicals and Tender Perennials

Height:
4-6 ft. (1.2-1.8 m)

Spacing:
Unknown - Tell us

Hardiness:
USDA Zone 9b: to -3.8 C (25 F)
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)

Sun Exposure:
Light Shade

Danger:
Parts of plant are poisonous if ingested

Bloom Color:
Dark Purple/Black

Bloom Time:
N/A

Foliage:
Grown for foliage
Variegated

Other details:
Requires consistently moist soil; do not let dry out between waterings
Very high moisture needs; suitable for bogs and water gardens
Suitable for growing in containers

Soil pH requirements:
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)

Patent Information:
Unknown - Tell us

Propagation Methods:
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From herbaceous stem cuttings
By serpentine layering

Seed Collecting:
Unknown - Tell us

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By ShelfLife
Thumbnail #1 of Cyrtosperma johnstonii by ShelfLife

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Thumbnail #7 of Cyrtosperma johnstonii by giancarlo

Profile:

1 positive
No neutrals
No negatives

Gardeners' Notes:

RatingAuthorContent
Positive MotherNature4 On Dec 31, 2007, MotherNature4 from Bartow, FL (Zone 9a) wrote:

This erect aroid has green saggitate leaves with red veins and a spiny petiole. It is a bog plant needing constant moisture and organic soil. It is native to the Solomon Islands.

Regional...

This plant has been said to grow in the following regions:

Big Pine Key, Florida
De Leon Springs, Florida
Lakeland, Florida
Miami, Florida



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