Echinocereus knippelianusis a variablespeciesin size , stem colour , spine duration , and flower color . It was first described by C. Liebner in 1895 .
Echinocereus knippelianusLiebner
Cereus knippelianus

In habitat, Coahuila, Mexico. Derivative of a photo byBernardo Fabian Lopez Garcia. Licensed underCC BY-NC 4.0.
Family : CactaceaeSubfamily : CactoideaeTribe : PachycereeaeGenus : Echinocereus
The specific name " knippelianus " ( pronounced " ni - pel - ee - AY - nus " ) honor Carl Knippel , a German cactus stock breeder who go in Halberstadt .
Echinocereus knippelianusis native toMexico . It is widespread in Coahuila and Nuevo León in open grasslands and pine forest at elevation between 6,560 and 7,220 feet ( 2,000 and 2,200 m ) .

In habitat, Coahuila, Mexico. Derivative of a photo byDiego Medina. Licensed underCC BY-NC 4.0.
Echinocereus knippelianusis a smallcactuswith spherical stems that typically have 5 to 7 low , wide ribs . It can grow either as asolitaryplant or , more commonly , produceoffsetsat the cornerstone , formingclumpsof up to 50 stem . The stems can alter in color from green to blackish - fleeceable . They can reach a diam of 3.2 inches ( 8 cm ) and usually do not unfold far beyond the dirt surface in their naturalhabitat .
Eachareolecan accept up to 4 straight or twine , light xanthous spines , although spines may sometimes be absent . The size of the spines is highly varying , with some measuring up to 2.4 inch ( 6 cm ) in duration .
In the spring , Echinocereus knippelianusproduces funnel - influence flowers ranging in coloring from pinkish or slimly over-embellished to white . The flower appear near the tips or sides of the stems and can reach a duration of 1.6 inches ( 4 atomic number 96 ) and a diameter of 2.6 inches ( 6.5 curium ) . The global fruit are purple and may have one or more spines and some wool .

In habitat, Coahuila, Mexico. Derivative of a photo byLety Esquer. Licensed underCC BY-NC 4.0.
brightness : Although it can tolerate fond shade , Echinocereus knippelianusthrives in full Sunday . If grow indoors , place it in a sunny windowpane and rotate the pot a quarter crook every week or two to ensure balanced development . If possible , move the plant outdoors from spring to fall .
Soil : full drain is essential for the health of this cactus , as it does not care wet feet . you could habituate commercial dirt mixes for cacti ormake your own well - draining soil .
Hardiness : Echinocereus knippelianusprefers warmer temperatures during its growing time of year and cooler temperatures during wintertime when it is dormant . It grow best inUSDA Plant Hardiness Zones9b to 11b , with median minimum wintertime temperatures ranging from 25 ° F to 50 ° F ( -3.9 ° coulomb to 10 ° C ) .

In cultivation, Hódmezővásárhely, Hungary. Photo by Zsolt Balog. Used with permission. All rights reserved.
Watering : Waterthoroughly from spring to fall , grant the soil to dry out between tearing . Gradually reduce the lachrymation frequency in the fall . When the plant life is dormant in winter , H2O it only enough to forbid shrinkage .
Fertilizing : For optimal increase , use water - soluble fertilizer reduce to 1/4 strength , ideally a balanced 10 - 10 - 10 formula . Do notfertilizein the wintertime .
repot : When new , repotEchinocereus knippelianuseach yr in early spring . Once fledged , repot it only when it outgrows its pot .
Propagation : This cactus can be spread either by offset or semen . The best meter to remove offsets is spring and summertime , while late spring and early summer are idealistic for sowing ejaculate .
Learn more atHow to Grow and manage for Echinocereus .
Echinocereus knippelianusis think non - toxic to human beings and animals .
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