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PlantFiles: Christmas Tree Cactus, Eve's Needle
Austrocylindropuntia subulata f. monstrosa

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Family: Cactaceae (kak-TAY-see-ee) (Info)
Genus: Austrocylindropuntia (oss-troh-sil-in-droh-PUN-tee-uh) (Info)
Species: subulata f. monstrosa

Synonym:Cylindropuntia subulata f. monstrosa
Synonym:Opuntia subulata f. monstrosa
Synonym:Austrocylindropuntia subulata f. monstrose
Synonym:Opuntia subulata f. monstrose

12 members have or want this plant for trade.

Category:
Cactus and Succulents

Height:
6-12 in. (15-30 cm)
12-18 in. (30-45 cm)

Spacing:
6-9 in. (15-22 cm)
9-12 in. (22-30 cm)

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)

Sun Exposure:
Sun to Partial Shade
Light Shade

Danger:
Plant has spines or sharp edges; use extreme caution when handling

Bloom Color:
Red

Bloom Time:
Late Spring/Early Summer

Foliage:
Deciduous
Succulent

Other details:
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Suitable for growing in containers

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
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
Properly cleaned, seed can be successfully stored
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

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By Happenstance
Thumbnail #1 of Austrocylindropuntia subulata f. monstrosa by Happenstance

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By Kell
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By Kell
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By Kell
Thumbnail #7 of Austrocylindropuntia subulata f. monstrosa by Kell

There are a total of 12 photos.
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Profile:

No positives
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral Xenomorf On Nov 5, 2004, Xenomorf from Valley of the Sun, AZ (Zone 9b) wrote:

Another synonym is: Cylindropuntia subulata f. monstrose

This Monstrosa does not have the little nubs on the areoles like Austrocylindropuntia cylindrica f. monstrosa has

Regional...

This plant has been said to grow in the following regions:

Phoenix, Arizona
Carlsbad, California
Carmichael, California
La Jolla, California
San Diego, California
San Francisco, California



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