Acanthocalycium spiniflorum(K.Schum . ) Backeb .
barrel cactus spiniflorus , Acanthocalycium violaceum , Echinopsis spiniflora , Echinopsis violacea , Lobivia spiniflora
menage : CactaceaeSubfamily : CactoideaeTribe : TrichocereeaeGenus : Acanthocalycium
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Acanthocalycium spiniflorumis native toArgentina(Cordoba ) .
Acanthocalycium spiniflorumis a minuscule cactus with globular stems that become cylindric with age . It usually grows solitary but may offset at the base with eld . The stems can reach up to 6 inches ( 15 cm ) in top and 4 inches ( 10 cm ) in diameter . The spines are xanthous to brown with dark tips , becoming hoar with age , and can develop up to 1.6 inches ( 4 cm ) long . Each areole bears 10 to 20 spines .
The showy flowers are white to pinkish - lilac , erect , funnel - shape , and can reach up to 2 inch ( 5 curium ) in duration and 1.6 in ( 4 centimeter ) in diameter .
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USDA hardiness zones9b to 11b : from 25 ° F ( −3.9 ° C ) to 50 ° F ( +10 ° vitamin C ) .
Overall , these are very attractive cacti for dish gardens or indoor displays . A aggregation of them is especially attractive , as they look like a aggregation of balls tossed upon the ground . However , it is critical never to let these cacti be exposed to prolonged full stop inwateror even very high humidness . They will suffer from putrefaction in the presence of humidness . In addition , Echinocactusare vulnerable to pests , let in aphids , mealybugs , scale , and whitefly . describe the infestation as early as potential and treat it with the leave toxic option .
It is good to repot at the start of the grow time of year or summertime . To repot a cactus , ensure the soil is juiceless before repotting , then gently remove the skunk . Knock away the old soil from the roots , remove any rotted or dead antecedent . Treat any cuts with a fungicide . Place the plant in its new Mary Jane and backfill it withpotting grunge , spreading the roots as you repot . leave alone the flora teetotal for a calendar week or so , then lead off to water light to reduce the risk of root guff .
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Learn more atHow to Grow and worry for Echinocactus .
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