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Echinocactus Species, Biznaga Gigante, Giant Barrel Cactus

Echinocactusplatyacanthus

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Echinocactus platyacanthus by palmbob
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Family
Cactaceae (kak-TAY-see-ee)
Info
Genus
Echinocactus (ek-in-oh-KAK-tus)
Info
Species
platyacanthus (plat-ee-a-KAN-thus)
Info
Synonym
Echinocactus grandis
Echinocactus palmeri
Sun Exposure
Full Sun
Foliage
Height
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
Spacing
24-36 in. (60-90 cm)
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)
Danger
Plant has spines or sharp edges; use extreme caution when handling
Bloom Color
Bright Yellow
Bloom Time
Mid Spring
Late Spring/Early Summer
Other Details
Category
Cactus and Succulents
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color

Unknown - Tell us

Where to Grow

Unknown - Tell us

Bloom Characteristics

Unknown - Tell us

Bloom Size

Unknown - Tell us

Other details

Unknown - Tell us

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
Non-patented
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Allow cut surface to callous over before planting
From seed; direct sow after last frost
Seed Collecting
Allow unblemished fruit to ripen; clean and dry seeds
Unblemished fruit must be significantly overripe before harvesting seed; clean and dry seeds
Regional

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

Phoenix, Arizona

Scottsdale, Arizona

Hesperia, California

San Leandro, California

San Marino, California

Henderson, Nevada

Arlington, Texas

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Xenomorf
Phoenix, AZ (Zone 9b) | October 2004 | neutral

Other common names this plant goes by are; Biznaga de Dulce; Giant Viznaga & Large Barrel Cactus.
Another synonym is Echinocactus...Read More

P
P
palmbob
Acton, CA (Zone 8b) | March 2004 | neutral

Massive barrel to columnar cactus from Mexico

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