Encephalartos Species, Holly-Leaved Cycad, Maputaland Cycad, Tongaland Cycad, Zululand Cycad

Encephalartosferox

Genus
Encephalartos (en-sef-uh-LAR-tos)
Species
ferox (FER-oks)
Synonym
Encephalartos kosiensis
Sun Exposure
Sun to Partial Shade
Light Shade
Foliage
Grown for foliage
Evergreen
This plant is fire-retardant
This plant is resistant to deer
Height
24-36 in. (60-90 cm)
36-48 in. (90-120 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)
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
Inconspicuous/none
Bloom Time
N/A
Other Details
Category
Cycads
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
From seed; germinate in vitro in gelatin, agar or other medium
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Hayward, California

Port Hueneme, California

Reseda, California

San Francisco, California

Thousand Oaks, California

Torrance, California

Tulare, California

Visalia, California

Brandon, Florida

Cape Coral, Florida

Fernandina Beach, Florida

Fort Lauderdale, Florida

Lakeland, Florida

Loxahatchee, Florida

Grenoble, Rhône-Alpes

Cayce, South Carolina

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Gardener's Notes:

3
positives
0
neutral
0
negative
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S
S
Fernandina Beach, FL | December 2008 | positive

Grows well but slowly both in Tampa and in the coastal Jacksonville, FL area with some protection. Also looks best with some protection ...Read More

B
Hayward, CA | March 2006 | positive

ferox has sailed through two San Francisco bay area winters and is a deep lush green. It may be common in subtropical areas but it is not...Read More

P
Acton, CA (Zone 8b) | September 2003 | positive

This is one of the faster growing and easy to find (and cheaper) Encephalartos available in cultivation. It is popular because of it's i...Read More

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