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PlantFiles: Cycad
Encephalartos horridus x longifolius

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Family: Zamiaceae
Genus: Encephalartos (en-sef-uh-LAR-tos) (Info)
Species: horridus x longifolius

One member has or wants this plant for trade.

Category:
Shrubs
Cycads

Height:
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)

Spacing:
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)

Hardiness:
USDA Zone 9a: to -6.6 C (20 F)
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:
Full Sun

Danger:
Seed is poisonous if ingested
All parts of plant are poisonous if ingested
Plant has spines or sharp edges; use extreme caution when handling

Bloom Color:
Unknown - Tell us

Bloom Time:
Unknown - Tell us

Foliage:
Grown for foliage
Evergreen
Leathery-Textured

Other details:
Drought-tolerant; suitable for xeriscaping
This plant may be considered a protected species; check before digging or gathering seeds

Soil pH requirements:
Unknown - Tell us

Patent Information:
Unknown - Tell us

Propagation Methods:
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From seed; germinate in vitro in gelatin, agar or other medium

Seed Collecting:
Unknown - Tell us

Click thumbnail
to view:

By palmbob
Thumbnail #1 of Encephalartos horridus x longifolius by palmbob

By GreenEyedGuru
Thumbnail #2 of Encephalartos horridus x longifolius by GreenEyedGuru

By palmtodd
Thumbnail #3 of Encephalartos horridus x longifolius by palmtodd

By palmtodd
Thumbnail #4 of Encephalartos horridus x longifolius by palmtodd

Profile:

1 positive
No neutrals
No negatives

Gardeners' Notes:

RatingAuthorContent
Positive palmbob On Mar 22, 2004, palmbob from Acton, CA (Zone 8b) wrote:

This plant has one of the most beautiful of all the cycad leaves... wonderfully spaced, multiple spined dark blue-green leaflets on slightly arching, long leaves. This is a natural hybrid, too, occuring in the wild (which is where these plants in the photo are from).

Regional...

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

Carlsbad, California
Fort Myers, Florida



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