mini white thorn cactus pot or owl-eye cactus or mammillaria parkinsonii in a pot is a charming mounding variety that has white sp

background ball beautiful beauty blooming botanical botany cacti cactus closeup color decoration desert design dry eye farm flora flower garden golden green grow growing growth houseplant illustration isolated macro mammillaria mexican mini natural nature owl parkinsonii plant pot prickly round sharp spike succulent thorn thorns tropical white young