Pilosocereus Species

Pilosocereuslanuginosus

Family
Cactaceae (kak-TAY-see-ee)
Genus
Pilosocereus (pil-oh-so-KER-ee-us)
Species
lanuginosus (lan-oo-gih-NO-sus)
Synonym
Cactus lanuginosus
Cephalocereus lanuginosus
Pilocereus tweedyanus
Cereus tweedyanus
Pilosocereus backebergii
Sun Exposure
Full Sun
Height
8-10 ft. (2.4-3 m)
10-12 ft. (3-3.6 m)
12-15 ft. (3.6-4.7 m)
15-20 ft. (4.7-6 m)
20-30 ft. (6-9 m)
30-40 ft. (9-12 m)
Spacing
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
Hardiness
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
Bloom Time
Mid Summer
Other Details
Category
Cactus and Succulents
Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Can be grown as an annual
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
Non-patented
Propagation Methods
From woody stem cuttings
From softwood cuttings
Allow cut surface to callous over before planting
Direct sow as soon as the ground can be worked
Seed Collecting
Allow unblemished fruit to ripen; clean and dry seeds
Unblemished fruit must be significantly overripe before harvesting seed; clean and dry seeds
Properly cleaned, seed can be successfully stored
Regional

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

Scottsdale, Arizona

Hayward, California

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Gardener's Notes:

1
positive
2
neutrals
0
negative
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B
Hayward, CA | July 2016 | positive

I have had to re root this plant in the photos twice It was a cutting when I got it. It rooted right in the ground where it did grow fast...Read More

X
Phoenix, AZ (Zone 9b) | September 2006 | neutral

More synonyms of this plant are Pilosocereus moritzianus, Cephalocereus moritzianus, Pilosocereus tuberculosus, Cephalocereus tweedyan...Read More

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

Large turquoise columnar cactus from norhtern South America and the Caribbean. Frost tender. Has clumps of 'hair' not only on top but a...Read More

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