Considered weedy or invasive in some locations, this cactus is a nuisance on rangeland and becomes more frequent as grass is grazed away.Exposure Preference Sun.Native Distribution Western Great Plains, into the foothills & lower mts. of the WestSite Preference Dry grasslands, badlands & eroded areasSoil Preference Clay loams or rocky soils.Wildlife Value Many wildlife species, including pronghorn