Cycad

Macrozamia johnsonii

Genus
Macrozamia (mak-roh-ZAM-ee-uh)
Species
johnsonii (jon-so-nee-eye)
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Grown for foliage
Evergreen
This plant is fire-retardant
This plant is resistant to deer
Smooth
Textured
Height
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
8-10 ft. (2.4-3 m)
Spacing
10-12 ft. (3-3.6 m)
12-15 ft. (3.6-4.7 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
Bloom Time
N/A
Other Details
Category
Shrubs
Trees
Cycads
Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
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:

Brentwood, California

Encino, California

Reseda, California

Thousand Oaks, California

Visalia, California

Fordoche, Louisiana

Cayce, South Carolina

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Featured Videos

Gardener's Notes:

2
positives
0
neutral
0
negative
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B
Hayward, CA | September 2011 | positive

A pair of these planted as entrance plants at the Oakland Zoo have reached huge sizes in less then a decade. So,cool summers and basic c...Read More

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

This is one of the easiest cycads to grow in Southern California. It eventually forms a massive trunk, not unlike a Phoenix canariensis ...Read More

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