Echinocereus dasyacanthusEngelm .
Texas Rainbow , Texas Rainbow Cactus , Texas Rainbow Hedgehog , Spiny Hedgehog Cactus , Golden Rainbow Hedgehog , Yellow Pitaya , Yellow - Flowered Pitaya
Echinocereus pectinatusvar.dasyacanthus , Cereus dasyacanthus , Cereus ctenoides , Echinocereus hildmannii , Echinocereus steereae
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Family : CactaceaeSubfamily : CactoideaeTribe : PachycereeaeGenus : Echinocereus
The native range ofEchinocereus dasyacanthusis theUnited States(Arizona , New Mexico , Texas ) and northernMexico .
Echinocereus dasyacanthusis acactuswith tumid green stem with 15 to 18 costa and clusters of spines that unremarkably overlap , prepare them not visible . It grows solitary or in loose cluster of up to 20 stems . The prow are up to 10 inch ( 25 atomic number 96 ) long and up to 3 column inch ( 7.5 cm ) in diameter , orchis - shaped at first , becoming cylindrical with age . Each areole bears 3 to 10 central and 16 to 24 stellate spines . They are appressed or spreading in all direction and up to 60.6 inch ( 1.5 cm ) long . They are pink to blench yellow , white , or tan , and less often drear John Brown or purplish .
The flowers appear at the side of the stem above the areoles tight to the stem vertex in bound . They are ordinarily promising yellowed with a greenish throat , up to 5 column inch ( 12.5 cm ) farseeing and virtually equal in width . fruit are dull purplish to maroon , globose to ellipsoid , up to 2.4 inches ( 6 cm ) long , and up to 1.8 inches ( 4.5 cm ) wide . The edible pulp is blank to purplish - garden pink and very juicy .
USDA hardiness zone8b to 10b : from 15 ° F ( −9.4 ° C ) to 40 ° F ( +4.4 ° one C ) .
If you’re able to raise other globular cacti successfully , you’re able to most likely growEchinocereuswell . One of the cardinal succeeder factors is deflect any tinge of stiff soil . Because their stem systems are weak , they are especially prostrate to steady down rot , finally killing your plant . Otherwise , they fly high on a program of vivid burnished light , slight water , and a steady diet of light fertilizer . Echinocereusis vulnerable to mealybugs and aphids .
Echinocereusare slow - raise cactus that should only want repotting every other twelvemonth or so . you may prolong repotting by move out plantlets and pot them up in pots . When repotting a cactus , carefully remove it from its muckle and remove any bunch up grime . These plants incline to be shallow - take root with weak root organisation , so take care not to damage their source .
See more atHow to Grow and Care for Echinocereus .
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