Gymnocalycium horstiiBuining
Spider Cactus
Gymnocalycium horstiisubsp.horstii
Photo viaflickr.com
folk : CactaceaeSubfamily : CactoideaeTribe : TrichocereeaeGenus : Gymnocalycium
Etymology
The specific epithet " horstii(HORST - ee - eye ) " honorsLeopoldo Horst(1918 - 1987 ) , a German - born Brazilian cactus collector and exporter in Rio Grande do Sul .
The native image of Gymnocalycium horstii put out from southern Brazil , easterly Paraguay , and northeastern Argentina to Uruguay . It grows on bouldered outcrop at elevations up to 980 infantry ( 300 m ) .
Gymnocalycium horstiiis a cactus with gullible gloomy globose stems with 5 to 6 ribs , each with 3 to 5 woolly areoles , out of which grow spines wind back towards the consistency . The stem can produce up to 10 inches ( 25 atomic number 96 ) in diameter , usually give rise offsets to form a clump over time . Each areole usually stick out 5 , seldom 6 , yellowish - white to pale chickenhearted spines measuring up to 1.2 inches ( 3 cm ) long .
Photo viacactusagroideas.com
The flower variegate in people of colour from white to pallid pink . They are funnel - shaped and appear in saltation , attain up to 4 inches ( 10 cm ) in length and diameter . The fruits are ovoid , blueish - greens when advanced , and can measure up to 2.4 inches ( 6 centimeter ) long .
USDA hardiness zones10a to 11b : from 30 ° F ( −1.1 ° C ) to 50 ° F ( +10 ° C ) .
SomeGymnocalyciums are shade - quest in the wild , among shrubs or sess , while others grow completely exposed . Therefore , some will ask light shading from the sun in the hottest months , but to exaggerate this will ensue in the loss of blossom .
Photo viacactiguide.com
Thepottingmedium ’s equalizer should be sufficient to allow honest drain so that the plant do not posture in waterlogged filth for more than a day or two after lacrimation .
Wateringin the summer months , while the plants are growing well , can be frequent ( hebdomadal for humble plant in modest lot ) , but always countenance the compost to dry out out before rewatering . tearing in the winter months is inexpedient and certainly not necessary . The difficult time are bound and fall .
Those species which produce offsets can be promptly propagate by cuttings . Gymnocalyciumseed germinates well when fresh and will keep for a few years if stash away in frigid stipulation .
Photo viapavko.cz
See more atHow to mature and Care for Gymnocalycium .
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