close up view of echinocactus grusonii or echinocactus gruzon

view tree thorns soil produce plant nature leaf gruzon grusonii grass garden fruit frost food flower echinocactus close cactus arid ball big botanic botanical botany cacti closeup conservatory desert europe flora giant glass house green greenhouse group grow growing large natural needles outdoor pattern prickle prickly round sharp south species spike succulent succulents summer texture thick thirsty thorn tropical wild