Quick Answer Mammoth P is a liquid beneficial-microbe inoculant designed to work alongside a regular fertiliser program by supporting phosphorus and micronutrient availability. It is suitable for hydroponic, coco, soil and soilless growing media and is available here in 250ML and 1L bottles. Product Description Mammoth P contains a consortium of four beneficial bacterial species selected for nutrient cycling in the root zone. The manufacturer describes the current formulation as near-neutral in pH and clean-running across growing systems. It is a supplement to an established nutrition program, not a complete fertiliser or a replacement for base nutrients. Key Features Beneficial microbial inoculant for the plant root zone Supports phosphorus and micronutrient availability Compatible with hydroponic, coco, soil and soilless media Designed for use through all growth stages Near-neutral pH liquid formulation Use alongside the grower's regular fertiliser program Available Sizes Shopify variant Format 250ML Liquid microbial inoculant 1L Liquid microbial inoculant Select the required bottle size from the product options before adding to cart. Specifications Brand Mammoth Product Mammoth P Product type Liquid beneficial-microbe inoculant and fertiliser enhancer Active ingredient Bacteria culture, 1% Inert ingredients Plant extract, 2%; inactive ingredients/water, 97% Guaranteed soil-amending organisms Pseudomonas putida 1 × 104 CFU/mL; Comamonas testosteroni 1 × 104 CFU/mL; Citrobacter freundii 1 × 106 CFU/mL; Enterobacter cloacae 1 × 106 CFU/mL Total guaranteed organisms 2.02 × 106 CFU/mL Compatible media Hydroponic, coco, soil and soilless systems Application rate 0.6 mL per gallon, twice per week Manufacturer shelf-life statement Greater than two years; use within six months of opening for best results Package Contents 1 × Mammoth P bottle in the selected 250ML or 1L size Directions for Use Shake the bottle well before use. Measure 0.6 mL of Mammoth P per gallon of water. Mix thoroughly into the irrigation water or nutrient solution. Apply the mixture twice per week alongside the regular fertiliser program. Follow the manufacturer label and the requirements of the crop and growing system. Mammoth P supplements normal nutrition; it does not replace base fertiliser. Care, Storage and Safety Store away from direct sunlight and hot or cold extremes. Biofilm, colour variation, odour and sediment can occur naturally with this live-microbe product. Avoid contact with eyes, mouth and broken skin, and do not inhale the product. Wear eye and skin protection when handling and wash hands after use. People with a compromised immune system should take particular care because the product contains live microorganisms. Frequently Asked Questions What is Mammoth P? Mammoth P is a liquid consortium of beneficial bacteria used as a microbial inoculant to support nutrient cycling and phosphorus availability in the root zone. Is Mammoth P a complete fertiliser? No. Mammoth P is a supplement intended to be used with a regular fertiliser program, not in place of base nutrients. Which growing media can use Mammoth P? The manufacturer lists hydroponic, coco, soil and soilless media as compatible. How much Mammoth P should I use? The official application rate is 0.6 mL per gallon of water. How often should Mammoth P be applied? The manufacturer directs growers to apply the mixed solution twice per week. Should Mammoth P be shaken before use? Yes. Shake the bottle well before measuring and mixing. Can Mammoth P be used during all growth stages? Yes. The manufacturer states that it can be used from seedling or clone stages onward and is suitable through all growth stages. Are sediment or odour normal? Yes. The manufacturer notes that biofilm, colour variation, odour and sediment are normal signs of microbial activity. How should Mammoth P be stored? Keep it out of direct sunlight and away from hot and cold extremes. For best results, use it within six months after opening.