{"product_id":"san-pedro-1","title":"San Pedro","description":"\u003ch1\u003eA Towering Columnar Cactus for Phoenix Desert Gardens — San Pedro\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eSan Pedro Cactus\u003c\/strong\u003e (\u003cem\u003eEchinopsis pachanoi\u003c\/em\u003e) is one of the fastest-growing columnar cacti available for Phoenix landscapes. Native to the Andes Mountains, this striking blue-green cactus grows tall, ribbed columns that branch with age into dramatic multi-stemmed specimens. San Pedro can reach 10–20 feet tall in the Phoenix Valley, adding bold vertical structure to xeriscape gardens, courtyard plantings, and modern desert designs. It produces spectacular large white flowers that bloom at night during summer — a rare treat for any garden. Whether you’re creating a sculptural cactus garden in Scottsdale, anchoring a Chandler desert border, or adding architectural drama to a Mesa backyard — San Pedro delivers fast growth and jaw-dropping form.\u003c\/p\u003e\n\n\u003ch2\u003eSan Pedro Cactus Plant Details\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eAttribute\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eScientific Name\u003c\/td\u003e\n\u003ctd\u003eEchinopsis pachanoi (syn. Trichocereus pachanoi)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommon Names\u003c\/td\u003e\n\u003ctd\u003eSan Pedro Cactus, Saint Peter Cactus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMature Height\u003c\/td\u003e\n\u003ctd\u003e10–20 feet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMature Width\u003c\/td\u003e\n\u003ctd\u003e4–6 feet (multi-branched clump)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrowth Rate\u003c\/td\u003e\n\u003ctd\u003eFast for a cactus — 1–2 feet per year in Phoenix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSun\u003c\/td\u003e\n\u003ctd\u003eFull sun to light shade. Handles reflected heat well.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater\u003c\/td\u003e\n\u003ctd\u003eLow once established. Drought-tolerant but appreciates occasional deep watering.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSDA Zones\u003c\/td\u003e\n\u003ctd\u003e9–11 (Phoenix is Zone 9b–10a)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoil\u003c\/td\u003e\n\u003ctd\u003eWell-draining required. Thrives in sandy, rocky Arizona soils and handles caliche with drainage.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFoliage\u003c\/td\u003e\n\u003ctd\u003eEvergreen — blue-green ribbed columns year-round\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBloom\u003c\/td\u003e\n\u003ctd\u003eLarge white nocturnal flowers in summer — fragrant and spectacular\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eSan Pedro Cactus Uses in Phoenix Landscapes\u003c\/h2\u003e\n\n\u003ch3\u003eSculptural Focal Point \u0026amp; Cactus Gardens\u003c\/h3\u003e\n\u003cp\u003eSan Pedro’s tall, ribbed columns create dramatic vertical architecture in any desert garden. Plant a single specimen as a living sculpture in a Scottsdale courtyard, or group 3–5 for a columnar cactus grove effect. Pair with Golden Barrel, Totem Pole Cactus, and Mexican Fencepost for an all-columnar desert statement garden.\u003c\/p\u003e\n\n\u003ch3\u003eModern Desert Borders \u0026amp; Property Screens\u003c\/h3\u003e\n\u003cp\u003eBecause San Pedro branches and fills in with age, it makes an effective living screen or border plant. Space 3–4 feet apart along a Chandler property line or Gilbert fence to create a striking green wall. The columns grow fast enough to provide meaningful screening within 3–5 years.\u003c\/p\u003e\n\n\u003ch3\u003ePool-Friendly \u0026amp; Low-Litter Plantings\u003c\/h3\u003e\n\u003cp\u003eSan Pedro is an excellent pool-adjacent plant — it produces virtually no leaf litter, requires minimal trimming, and its smooth columns and minimal spines make it safer than many cacti. Plant along Tempe and Mesa pool perimeters for a clean, architectural look with zero maintenance debris.\u003c\/p\u003e\n\n\u003ch2\u003eBest Time to Plant San Pedro Cactus in Phoenix\u003c\/h2\u003e\n\u003cp\u003eSpring (March–May) is the ideal planting window. Warm soil and rising temperatures promote fast root establishment and active growth. Fall (October–November) is the second-best option. Avoid planting in winter — San Pedro is slightly frost-sensitive and roots best in warm soil.\u003c\/p\u003e\n\n\u003ch2\u003eHow to Plant San Pedro Cactus\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eDig wide, not deep\u003c\/strong\u003e — excavate 2x the root ball width at the same depth. Cacti have shallow root systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnsure excellent drainage\u003c\/strong\u003e — break through any caliche layer. San Pedro will rot in standing water.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackfill with native soil\u003c\/strong\u003e — no amendments needed. Sandy, rocky Arizona soil is ideal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpacing\u003c\/strong\u003e — 3–4 feet apart for a border or screen; 5+ feet for standalone specimens.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLet the cut callus\u003c\/strong\u003e — if transplanting a cutting, let the cut end dry and callus for 1–2 weeks before planting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGravel mulch\u003c\/strong\u003e — 2–3 inches of decomposed granite or gravel. Never use organic mulch that retains moisture.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eWatering San Pedro Cactus in Phoenix\u003c\/h2\u003e\n\n\u003ch3\u003eFirst Year Watering Schedule\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWeeks 1–2: Every 5–7 days, light watering to settle soil\u003c\/li\u003e\n\u003cli\u003eMonths 1–2: Every 7–10 days\u003c\/li\u003e\n\u003cli\u003eMonths 3–6: Every 10–14 days\u003c\/li\u003e\n\u003cli\u003eAfter Year 1: Every 2–3 weeks in summer; monthly or less in winter\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDrip Irrigation\u003c\/h3\u003e\n\u003cp\u003ePlace 1 emitter (1–2 GPH) 12–18 inches from the base. San Pedro appreciates more water than most columnar cacti, which helps it maintain its fast growth rate. However, always let the soil dry completely between waterings. Overwatering causes root rot.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow fast does San Pedro grow in Phoenix?\u003c\/strong\u003e\u003cbr\u003eSan Pedro is one of the fastest-growing columnar cacti, adding 1–2 feet per year in Phoenix with regular summer watering. A 5-gallon plant can reach 6–8 feet within 3–4 years.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs San Pedro frost-hardy in Phoenix?\u003c\/strong\u003e\u003cbr\u003eSan Pedro handles most Phoenix winters well, tolerating temps down to about 25°F. During rare hard freezes, drape frost cloth over the plant. Established specimens are more cold-hardy than young ones.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes San Pedro bloom?\u003c\/strong\u003e\u003cbr\u003eYes — mature San Pedro cacti produce large, spectacular white flowers that open at night during summer. The blooms are fragrant and typically last one night, attracting moths and bats. Plants usually begin blooming once they reach 4–6 feet tall.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow does San Pedro compare to Totem Pole Cactus?\u003c\/strong\u003e\u003cbr\u003eBoth are tall columnar cacti, but San Pedro has visible ribs and small spines, while Totem Pole (Pachycereus schottii ‘Monstrosus’) is smooth and spineless with a knobby texture. San Pedro grows faster and produces showy flowers. Both are excellent choices for Phoenix desert gardens.\u003c\/p\u003e\n\n\u003ch2\u003eYou May Also Like\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotem Pole Cactus\u003c\/strong\u003e — a smooth, spineless columnar cactus with a unique sculptural form.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMexican Fence Post\u003c\/strong\u003e — a tall, columnar cactus often used as a living fence in desert landscapes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolden Barrel Cactus\u003c\/strong\u003e — a round, golden-spined cactus that contrasts beautifully with tall columnar species.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOcotillo\u003c\/strong\u003e — a spindly desert native with fiery red spring blooms, perfect for adding movement to cactus gardens.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- tt-enriched --\u003e\n\u003ch2\u003eHow Many San Pedro Cactus Do I Need?\u003c\/h2\u003e\n\u003cp\u003eSan Pedro works two ways: as a single sculptural specimen, or branched together into a fast-growing columnar screen. For a focal point, plant one and give it 5 to 6 feet of clear space so the multi-stemmed form can spread. For a living screen along a wall or property line, space the columns 3 to 4 feet apart:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eRun length\u003c\/th\u003e\n\u003cth\u003ePlants at 3.5 ft spacing\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e10 ft\u003c\/td\u003e\n\u003ctd\u003e3 plants\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20 ft\u003c\/td\u003e\n\u003ctd\u003e6 plants\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e30 ft\u003c\/td\u003e\n\u003ctd\u003e9 plants\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e40 ft\u003c\/td\u003e\n\u003ctd\u003e11 plants\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eFor a grove effect, group 3 to 5 columns in odd numbers, each 3 to 4 feet apart, so the ribbed stems read as one bold cluster.\u003c\/p\u003e\n\n\u003ch2\u003eSan Pedro Cactus Season-by-Season in Phoenix\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring (Feb-Apr):\u003c\/strong\u003e Prime planting window. Warm soil drives fast root establishment and the first flush of new column growth.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSummer (May-Sep):\u003c\/strong\u003e Peak growth season, adding 1 to 2 feet with regular deep watering. Large fragrant white flowers open at night and draw moths and bats. Handles full reflected heat off walls and pavement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFall (Oct-Nov):\u003c\/strong\u003e Second-best planting window and continued growth before cooling. Taper watering as temperatures drop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWinter (Dec-Jan):\u003c\/strong\u003e Evergreen blue-green structure holds all winter. Hardy to about 25°F: during a hard freeze, drape frost cloth over the columns, especially on young plants.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAt a Glance\u003c\/h2\u003e\n\u003cp\u003e✔ Heat-Loving (Reflected-Heat Tolerant)   ✔ Drought-Tolerant   ✔ Pollinator-Friendly   ✔ Pool-Friendly (Low-Litter)   ✔ Evergreen   ✔ Low-Maintenance   ✔ Deer \u0026amp; Rabbit-Resistant   ✔ Cold-Hardy to 25°F\u003c\/p\u003e\n\n\u003ch2\u003ePlant It With\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/totem-pole-cactus-1\"\u003eTotem Pole Cactus\u003c\/a\u003e: a smooth, spineless column that contrasts San Pedro's ribbed texture.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/mexican-fencepost\"\u003eMexican Fence Post\u003c\/a\u003e: another fast columnar for an all-vertical desert screen.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/golden-barrel-1\"\u003eGolden Barrel Cactus\u003c\/a\u003e: a round golden globe that grounds the tall columns.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/blue-myrtle-cactus\"\u003eBlue Myrtle Cactus\u003c\/a\u003e: branching blue-green columns that echo San Pedro's color.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs San Pedro Cactus Right for Your Yard?\u003c\/h3\u003e\n\u003cp\u003eSan Pedro thrives in full sun to light shade with fast-draining soil, and it tolerates reflected heat off walls and pavement better than most columnar cacti. Give it room to branch and break through any caliche layer so water never pools at the roots. It is not a fit if your spot stays wet or shaded, or if you cannot cover it during a rare hard freeze while it is young.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0583\/8962\/6963\/files\/15g_San_Pedro_premium.jpg?v=1776030509\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0583\/8962\/6963\/files\/San_Pedro_30in.jpg?v=1781295976\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0583\/8962\/6963\/files\/5g_San_Pedro_Cactus.heic?v=1776030509\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0583\/8962\/6963\/files\/San_Pedro_25g.jpg?v=1781295978\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0583\/8962\/6963\/files\/5g_San_Pedro_Cactus.jpg?v=1781295977\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0583\/8962\/6963\/files\/25g_San_Pedro_Cactus.heic?v=1763011416\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0583\/8962\/6963\/files\/San_Pedro_-_24in-25_Gallon.jpg?v=1781840787\" alt=\"\"\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"3\/5 Gallon","offer_id":48332942868725,"sku":null,"price":49.28,"currency_code":"USD","in_stock":true},{"title":"10\/15 Gallon","offer_id":48332942901493,"sku":null,"price":158.4,"currency_code":"USD","in_stock":true},{"title":"24\"\/25 Gallon","offer_id":48332942934261,"sku":null,"price":624.8,"currency_code":"USD","in_stock":true},{"title":"30\" Box","offer_id":48332942967029,"sku":null,"price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0789\/8274\/2261\/files\/15g_San_Pedro.jpg?v=1782772978","url":"https:\/\/nortrano.com\/products\/san-pedro-1","provider":"nortrano","version":"1.0","type":"link"}