In its native habitat , Mammillaria spinosissimasubsp.pilcayensisis usually found pay heed from the calcareous conglomerate cliff . It has slightly thinner but longer stems , white and inadequate spine , and denserspinationthanMammillaria spinosissimasubsp.spinosissima .
Mammillaria spinosissimasubsp.pilcayensis(Bravo ) D.R.Hunt
Mammillaria pilcayensis
In cultivation, Tepoztlán, Morelos, Mexico. Photo by Carolina Latorre Almaraz. Used with permission. All rights reserved.
kinsperson : CactaceaeSubfamily : CactoideaeTribe : CacteaeSubtribe : CactinaeGenus : Mammillaria
The specific name " pilcayensis " ( sound out " py - lee - kay - EN - sis " ) cite to the municipality ofPilcayain the Mexican state of Guerrero .
Mammillaria spinosissimasubsp.pilcayensisis native toMexico . It grow in tropical teetotal forests and xerophilous bush at elevations between 1,970 and 4,920 feet ( 600 and 1,500 m ) in Guerrero and the adjacent State of Mexico .
In cultivation, Adana, Turkey. Photo by Hilal Doğan. Used with permission. All rights reserved.
Mammillaria spinosissimasubsp.pilcayensisis a smallcactuswith cylindrical , dark depressed - green root covered with conicaltuberclesin a spiral pattern . It can either originate assolitarystems or sparsely branched from the floor . The stems can reach a length of 20 inch ( 50 cm ) and have a diameter of up to 2 inches ( 5 centimeter ) . ab initio , the stem are unsloped but become top - fleshy as they grow , often trailing along the solid ground or advert over the sides of their tidy sum .
Each tubercle has anareoleat its tip , which bears about 14 key and 17 radiate spines . The spine are thin , flexible , translucent greyish - white or icteric , sometimes brown - tipped , and can evaluate up to 0.2 inches ( 0.6 cm ) long . Theaxilsof the eminence are woolly and deliver 8 to 10 slenderbristles .
During saltation , Mammillaria spinosissimasubsp.pilcayensisproduces purplish - pink flowers that make a doughnut around the stem . The flowers can reach up to 0.8 column inch ( 2 cm ) in length and diameter . The fruits are gild - shaped , green to dull purpleness , and hold back lilliputian , reddish - brown source . They can grow up to 0.8 in ( 2 curium ) long .
In cultivation, Lecce, Italy. Photo by Antonio Leone. Used with permission. All rights reserved.
Light : For optimum growth of yourMammillaria spinosissimasubsp.pilcayensis , ensure it is planted in an area that receives at least four hours of unmediated sunlight daily . If growing indoors , put the cactus near a bright windowpane is good . It is advisable to keep it on the balcony or in the garden from spring to fall for additional light .
Soil : employ commercial-grade cactus soil orcreate your own well - draining soil mixto ensure expert root aeration and drainage .
Temperature : Mammillaria spinosissimasubsp.pilcayensisis high temperature - patient of but is not a cold - hardy plant . It grows dear inUSDA Plant Hardiness Zones9a to 11b , with average minimal winter temperatures ranging from 20 to 50 ° F ( -6.7 to 10 ° coulomb ) .
In cultivation, Lecce, Italy. Photo by Antonio Leone. Used with permission. All rights reserved.
lacrimation : pee deeply from springtime to fall , and wait until the grime dries out before watering again . Never lease your mountain sit in water , and suspendwateringwhen the works goes dormant in the winter .
Fertilizing : Mammillaria spinosissimasubsp.pilcayensisbenefits fromfertilizingduring the growing season . enforce a piddle - soluble fertilizer for cactus and succulents . set aside feed during the winter when the plant goes inactive .
Repotting : Repot the cactus into a slightly large batch every two or three class , sooner in late wintertime or early springtime . However , repotting can be done at any time of the twelvemonth .
Propagation : There are two easy ways to propagateMammillaria spinosissimasubsp.pilcayensis : by semen or by dividing offsets . The best clock time to remove offset is in give and summer . Sow the seeds in recent spring or summer for the best result .
Learn more atHow to uprise and Care for Mammillaria .
Mammillaria spinosissimasubsp.pilcayensisis non - toxic but has sharp acantha , so keep it away from children and pets .
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