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Kaibab Pincushion Cactus
Scientific Name: Pediocactus paradinei B.W.Benson
Synonym: Pilocanthus paradinei, Pediocactus simpsonii var. paradinei
Family: Cactaceae
Listed in CITES Appendix 1
Minimum Avg. Temperature: 50F (10C)

Sun Exposure: Light shade

Origin: USA (northern Arizona) in Pinyon Juniper Woodland

Growth Habits: Solitary, small green globose stem, 1.2 to 1.6 inches tall (3-4 cm) (usually half is underground), 2.4-3.2 inches (6-8 cm) in diameter; tubercles; tap root up to 6 inches (15 cm) long; 3 to 6 central spines long, flexible and hairlike, white to ashy gray to straw colored, obscuring stem apex, 1-1.3 inches (25-32 mm) long; 13-22 radial spines.

Watering Needs: Regular water in late winter, early spring, and also in the fall, when it starts growing, very little water the rest of the time.


Cultural Practices:
Use a soil with little organic material.

Blooming Habits:
Flowers 0.8-1 in. (2-2.5 cm) diameter to 0.8 inches (2 cm) long; petaloids are white or yellowish with pink midribs. Fruit greenish-yellow becoming tan when ripe, 7.5-10.5 mm (0.3-0.42 in.) long, 4.5-6.0 mm (0.18-0.24 in.) diameter. Fruit is smooth and bare except for the veins; sometimes fruit will have minute subapical scales. Seeds are nearly black, 1.5 mm (0.06 in.) long, about 2.0 mm (0.08 in.) broad and 1.0 mm (0.04 in.) thick (Benson, 1982, quoted in AZ Game and Fish Heritage data Management System 2003 ).

Fruiting Habits:

Check for Field Collection numbers at Ralph Martin's Site

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Desert-Tropicals is dedicated to provide gardening advice, gardening ideas, and information about flower of all kind for landscape and collections. We try to check carefully the identification of the plants on the illustrations as well as the other information from the page, but occasionally errors do occur. if you notice anything that needs to be changed please contact us. Thanks.

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