Dioon Species, Cycad, Purpus' Cycad

Dioonpurpusii

Genus
Dioon (dy-OH-awn)
Species
purpusii (pur-PUSS-ee-eye)
Synonym
Sun Exposure
Sun to Partial Shade
Foliage
Grown for foliage
Evergreen
This plant is fire-retardant
This plant is resistant to deer
Smooth
Height
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
8-10 ft. (2.4-3 m)
10-12 ft. (3-3.6 m)
12-15 ft. (3.6-4.7 m)
Spacing
4-6 ft. (1.2-1.8 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
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
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
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

Thousand Oaks, California

Venice, Florida

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Gardener's Notes:

1
positive
0
neutral
0
negative
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P
Acton, CA (Zone 8b) | January 2004 | positive

This is one of the best looking Dioons, or cycads in general. This Mexican native forms a nice, usually straight and eventually tall tru...Read More

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