{"product_id":"canna-pk-13-14","title":"CANNA PK 13\/14","description":"\u003cp\u003eCANNA PK 13\/14 is a concentrated phosphorus and potassium booster for the last stretch of flowering. It's a short, deliberate pulse — not something you run continuously.\u003c\/p\u003e\u003ch4\u003eWhat it's for\u003c\/h4\u003e\u003cp\u003eAny growing medium — soil, coco, recirculating or run-to-waste, indoors or out.\u003c\/p\u003e\u003ch4\u003eHow much to use, and for how long\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003e15ml per 10 litres of water\u003c\/strong\u003e (1:666, or 1.5ml per litre).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStart about three weeks before harvest, and run it for three to six days only.\u003c\/strong\u003e This is the point people most often get wrong — PK 13\/14 is a short burst at a specific moment, not a weekly additive. Running it longer doesn't improve the result.\u003c\/p\u003e\u003ch4\u003eWorth knowing\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOver-fertilising has a real cost to both the substrate and the plant. Worth re-checking your EC after adding it.\u003c\/li\u003e\n\u003cli\u003eStore dark and frost-free.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eOrdered in for you — allow 3–5 business days for processing, or collect from the Annerley shop.\u003c\/em\u003e\u003c\/p\u003e","brand":"CANNA","offers":[{"title":"250ml","offer_id":48313555878077,"sku":"ADDCAN005","price":30.0,"currency_code":"AUD","in_stock":true},{"title":"1 Litre","offer_id":48313555910845,"sku":"ADDCAN010","price":70.0,"currency_code":"AUD","in_stock":true},{"title":"5 Litre","offer_id":48313555943613,"sku":"ADDCAN015","price":200.0,"currency_code":"AUD","in_stock":true},{"title":"10 Litre","offer_id":48313555976381,"sku":"ADDCAN020","price":350.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0765\/3271\/1613\/files\/a8a82823-CANNA-PK-1314-1L.jpg?v=1787544105","url":"https:\/\/fumersupplyco.com\/products\/canna-pk-13-14","provider":"Fumer Supply Co","version":"1.0","type":"link"}