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Texas Rainbow Hedgehog, Yellow pitaya
Scientific Name: Echinocereus dasyacanthus Engelm.
Synonym: Cereus ctenoides, Echinocereus rigidissimus var. neomexicanus, Echinocereus pectinatus var. neomexicanus, Echinocereus pectinatus var. dasyacanthus, Echinocereus hildmannii, Cereus dasyacanthus, Echinocereus ctenoides
Family: Cactaceae
Texas Rainbow Hedgehog, Yellow pitaya (Echinocereus  dasyacanthus) Recommended Temperature Zone:
sunset: 9b-11
USDA: 8b-10

Frost Tolerance: Hardy in Phoenix

Minimum Avg. Temperature: 50F (10C)

Sun Exposure: Full sun to light shade

Origin: Southern USA (Texas, New Mexico), northern Mexico

Growth Habits: Cylindrical cactus, branching from the base, very spiny, 4 to 8 (to 16) inches tall (10-20-40 cm), 2 to 4 inches diameter (5-10 cm); 15 to 21 straight ribs; areoles 0.1 to 0.2 inch apart (3-5 mm); 3 to 10 central spines, up to 0.6 inch long (15 mm); 16 to 24 radials, up to 0.4 inch long (1 cm)

Watering Needs: Little water when established

Propagation: Offsets, seeds

The species name "dasyacanthus" comes from the Greek for "with dense spines". It is closely related to Echinocereus pectinatus.
Echinocereus ctenoides, now included in E. dasyacanthus, used to be distinguished from E dasyacanthus by its central spines in one line.

Texas Rainbow Hedgehog, Yellow pitaya (Echinocereus  dasyacanthus)

Blooming Habits:
Abundant yellow to pink flowers in April-May, 4 inches long (10 cm). The outer petals have often a darker or reddish midstripe. The stigma has 16-20 lobes. The spiny fruits are edible, although acid. The seeds are tuberculate, black.

Fruiting Habits:

Las Cactaceas de Mexico

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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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