{"product_id":"obregonia-denegrii-artichoke-cactus-monotypic-mexican-cactus-collector-specimen-growing-in-4-inch","title":"Obregonia denegrii | Artichoke Cactus | Monotypic Mexican Cactus | Collector Specimen growing in 4 Inch","description":"\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"59e5bb60-f6dd-4e18-8ac5-d98d1c06d45d\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-start=\"143\" data-end=\"684\" class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cstrong data-start=\"143\" data-end=\"165\"\u003eObregonia denegrii\u003c\/strong\u003e, commonly known as the \u003cstrong data-start=\"189\" data-end=\"209\"\u003eArtichoke Cactus\u003c\/strong\u003e, is one of the most distinctive cacti in cultivation. As the only species in its genus, it is instantly recognizable by its spiraled, triangular tubercles that closely resemble the scales of an artichoke. This slow-growing miniature cactus is highly prized by collectors for its unique geometry, exceptional rarity, and elegant white flowers. With proper care, \u003cem data-start=\"582\" data-end=\"602\"\u003eObregonia denegrii\u003c\/em\u003e develops into a long-lived specimen that becomes increasingly beautiful with age.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"686\" data-end=\"1030\"\u003e\u003cstrong data-start=\"686\" data-end=\"705\"\u003eNative Habitat:\u003c\/strong\u003e\u003cbr data-start=\"705\" data-end=\"708\"\u003eNative to a small region of Tamaulipas, northeastern Mexico, where it grows partially buried in limestone-derived clay and gravel soils among low desert vegetation. Its natural habitat experiences hot summers, mild winters, seasonal rainfall, and extended dry periods, making the species highly adapted to arid conditions.\u003c\/p\u003e\n\u003cp data-start=\"1032\" data-end=\"1347\"\u003e\u003cstrong data-start=\"1032\" data-end=\"1058\"\u003eFlowering Information:\u003c\/strong\u003e\u003cbr data-start=\"1058\" data-end=\"1061\"\u003eMature plants produce beautiful silky white, fragrant flowers from the crown during late spring through summer. Flowers typically open during the day and may reach up to 3 inches (7–8 cm) across. Successful pollination produces elongated seed pods containing numerous small black seeds.\u003c\/p\u003e\n\u003cp data-start=\"1349\" data-end=\"1649\"\u003e\u003cstrong data-start=\"1349\" data-end=\"1363\"\u003eSoil Type:\u003c\/strong\u003e\u003cbr data-start=\"1363\" data-end=\"1366\"\u003eRequires an exceptionally fast-draining mineral cactus mix consisting of pumice, crushed limestone, coarse sand, decomposed granite, and gravel with very little organic matter. Excellent drainage is essential, as the species is highly susceptible to root rot in poorly drained soils.\u003c\/p\u003e\n\u003cp data-start=\"1651\" data-end=\"1868\"\u003e\u003cstrong data-start=\"1651\" data-end=\"1665\"\u003eHardiness:\u003c\/strong\u003e\u003cbr data-start=\"1665\" data-end=\"1668\"\u003eUSDA Zones \u003cstrong data-start=\"1679\" data-end=\"1687\"\u003e9–11\u003c\/strong\u003e. Protect from frost and prolonged temperatures below \u003cstrong data-start=\"1741\" data-end=\"1755\"\u003e35°F (2°C)\u003c\/strong\u003e. During winter dormancy, keep plants almost completely dry to promote healthy growth and reduce the risk of rot.\u003c\/p\u003e\n\u003cp data-start=\"1870\" data-end=\"2144\"\u003e\u003cstrong data-start=\"1870\" data-end=\"1893\"\u003eLight Requirements:\u003c\/strong\u003e\u003cbr data-start=\"1893\" data-end=\"1896\"\u003eThrives in bright light to filtered full sun. In cultivation, morning sun with protection from intense afternoon heat is ideal, especially in hotter climates. Adequate light encourages compact growth, well-defined tubercles, and reliable flowering.\u003c\/p\u003e\n\u003cp data-start=\"2146\" data-end=\"2470\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"2146\" data-end=\"2162\"\u003ePropagation:\u003c\/strong\u003e\u003cbr data-start=\"2162\" data-end=\"2165\"\u003ePrimarily propagated from seed, which produces the strongest and most naturally developed specimens. Because of its slow growth, young plants are sometimes grafted to accelerate development, though own-root plants are generally preferred by collectors for their natural appearance and long-term stability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"text-align: center;\"\u003eThis is for one plant similar to the one shown growing in a 4\" inch container shipped bare root. All of our plants are guaranteed pest-free and healthy upon delivery, and we ship within the United States. Shipping is done Monday thru Friday.\u003cbr\u003eAny questions please ask.\u003cbr\u003e#prsucculents\u003c\/p\u003e","brand":"Phoenix Rising Succulents","offers":[{"title":"Default Title","offer_id":47242826678441,"sku":null,"price":30.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0217\/7391\/0096\/files\/20260627_124647.jpg?v=1783204524","url":"https:\/\/prsucculents.com\/products\/obregonia-denegrii-artichoke-cactus-monotypic-mexican-cactus-collector-specimen-growing-in-4-inch","provider":"Phoenix Rising Succulents","version":"1.0","type":"link"}