{"product_id":"hesi-phosphorus-plus","title":"Hesi Phosphorus Plus Flowering Phosphorus Supplement","description":"\u003ch2\u003ePhosphorus on its own, for when that is all the plant is short of\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eHesi Phosphorus Plus\u003c\/strong\u003e supplies \u003cstrong\u003ephosphorus\u003c\/strong\u003e without the potassium load of a PK booster. It is used where a plant needs more phosphorus for flower formation but the potassium in the base feed is already sufficient - a distinction most growers never get to make because the two are almost always sold together.\u003c\/p\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhosphorus without extra potassium\u003c\/strong\u003e - useful when a PK would push potassium too high\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEarly and mid flower\u003c\/strong\u003e - supports flower formation rather than late bulking\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow EC contribution\u003c\/strong\u003e - a targeted addition rather than a broad one\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAny base feed\u003c\/strong\u003e - mineral or organic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorks alongside PK 13\/14\u003c\/strong\u003e - different jobs at different points in flower\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePotassium lock-out from stacking PK boosters\u003c\/h3\u003e\u003cp\u003eRunning two or three PK products together drives potassium high enough to block calcium and magnesium uptake, and the plant shows deficiency symptoms while sitting in a rich reservoir. Adding phosphorus alone avoids the collision entirely.\u003c\/p\u003e\u003ch3\u003eHow to Use\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEarly flower:\u003c\/strong\u003e \u003cstrong\u003e2 ml per litre\u003c\/strong\u003e from the stretch through site formation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMid flower:\u003c\/strong\u003e \u003cstrong\u003e3 ml per litre\u003c\/strong\u003e at every watering\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWith a PK:\u003c\/strong\u003e use earlier in flower, then swap to PK 13\/14 for the bulking weeks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWatch for:\u003c\/strong\u003e dark, clawing leaf tips mean total phosphorus is too high - back off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e soil, coco and hydroponics\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv class=\"hcs-specs\"\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRole:\u003c\/strong\u003e Phosphorus supplement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWindow:\u003c\/strong\u003e Early to mid flower\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical dose:\u003c\/strong\u003e 2 to 3 ml per litre\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse with:\u003c\/strong\u003e Hesi PK 13\/14 later in flower\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Soil, coco, hydroponics\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cdiv class=\"hcs-dosing\" style=\"margin:32px 0 0;border:1px solid #e6e6e6;border-radius:12px;overflow:hidden;font-family:Montserrat,-apple-system,'Segoe UI',sans-serif;\"\u003e\n\u003cdiv style=\"background:#101010;padding:16px 20px;border-bottom:3px solid #efc04c;\"\u003e\n\u003cdiv style=\"color:#ffffff;font-size:17px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;\"\u003eFeed Chart\u003c\/div\u003e\n\u003cdiv style=\"margin-top:6px;color:#b8b8b8;font-size:12px;line-height:1.5;\"\u003eHesi Phosphorus Plus · soil, coco and hydroponics\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;color:#2b2b2b;background:#fff;\"\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003cth style=\"text-align:left;padding:10px 20px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#6b6b6b;font-weight:600;\"\u003eStage\u003c\/th\u003e\n\u003cth style=\"text-align:right;padding:10px 14px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#6b6b6b;font-weight:600;white-space:nowrap;\"\u003ePer 1 L\u003c\/th\u003e\n\u003cth style=\"text-align:right;padding:10px 20px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#6b6b6b;font-weight:600;white-space:nowrap;\"\u003ePer 10 L\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;\"\u003eEarly flower — from the stretch through site formation\u003c\/td\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;font-weight:600;\"\u003e2 ml\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;color:#6b6b6b;\"\u003e20 ml\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fcfaf4;\"\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;\"\u003eMid flower — at every watering\u003c\/td\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;font-weight:600;\"\u003e3 ml\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;color:#6b6b6b;\"\u003e30 ml\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"background:#101010;padding:12px 20px;font-size:12px;color:#b8b8b8;line-height:1.6;\"\u003e\n\u003cspan style=\"color:#efc04c;font-weight:600;\"\u003eNote\u003c\/span\u003e — Use this earlier in flower, then swap to PK 13\/14 for the bulking weeks rather than stacking the two. Dark, clawing leaf tips mean total phosphorus is too high — back off. Check pH and EC after mixing.\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Hesi","offers":[{"title":"500ml","offer_id":53496884822282,"sku":"NUT-HES-007-01","price":5.49,"currency_code":"GBP","in_stock":true},{"title":"1 Litre","offer_id":53496884855050,"sku":"NUT-HES-007-02","price":9.45,"currency_code":"GBP","in_stock":true},{"title":"5 Litre","offer_id":53496884887818,"sku":"NUT-HES-007-03","price":24.45,"currency_code":"GBP","in_stock":true},{"title":"10 Litre","offer_id":53496884920586,"sku":"NUT-HES-007-04","price":41.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/Hesi_Phosphorus_Plus_fc35f83c-2dcc-4e73-ad1a-6329daf31807.jpg?v=1786226557","url":"https:\/\/hydrocropshop.co.uk\/products\/hesi-phosphorus-plus","provider":"Hydro Crop Shop","version":"1.0","type":"link"}