{"title":"All Products","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eBrowse our complete range of plant nutrients, additives, and gardening essentials in one place. From starter kits and pH control solutions to pest management products and grow accessories, this collection includes everything you need to support healthy plant growth at every stage.\u003c\/p\u003e","products":[{"product_id":"golden-tree","title":"Golden Tree","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eGolden Tree is an all-in-one hydroponic garden nutrient solution for any plant, flower, tree or bush. Golden Tree works especially well alongside a well-balanced fertilizer to improve soil\/foliar nutrient quality, giving you better crop yields. By bettering the soil quality, the solution will also create better conditions for plants to establish themselves and improve their abiotic stress tolerance and nutrient intake.\u003c\/span\u003e\u003c\/p\u003e","brand":"Humboldts Secret Supplies","offers":[{"title":"8 Ounce","offer_id":15194923532354,"sku":"HSS - Golden Tree - 8 Ounce","price":29.97,"currency_code":"USD","in_stock":true},{"title":"16 Ounce","offer_id":15194923597890,"sku":"HSS - Golden Tree - 16 Ounce","price":49.97,"currency_code":"USD","in_stock":true},{"title":"32 Ounce","offer_id":15194923630658,"sku":"HSS - Golden Tree - 32 Ounce","price":94.97,"currency_code":"USD","in_stock":true},{"title":"1 Gallon","offer_id":15194923728962,"sku":"HSS - Golden Tree - 1 Gallon","price":299.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/4247\/8658\/files\/Golden_Tree_-_8_Ounce_-_Shopify_Product_Image.jpg?v=1778390886"},{"product_id":"plant-enzymes","title":"Plant Enzymes","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eGreat for hydroponics and coco substrates: Hydroponic and coco growing systems benefit greatly from enzymes, as these environments typically contain fewer microorganisms to help break down dead root matter. Our formula is compatible with all growing media.\u003c\/p\u003e","brand":"Humboldts Secret Supplies","offers":[{"title":"8 Ounce","offer_id":15195461713986,"sku":"HSS - Plant Enzymes - 8 Ounce","price":30.97,"currency_code":"USD","in_stock":true},{"title":"16 Ounce","offer_id":15195461746754,"sku":"HSS - Plant Enzymes - 16 Ounce","price":59.97,"currency_code":"USD","in_stock":true},{"title":"32 Ounce","offer_id":15195461779522,"sku":"HSS - Plant Enzymes - 32 Ounce","price":109.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/4247\/8658\/files\/Plant_Enzymes_-_8_Ounce_-_Shopify_Product_Image.jpg?v=1778720280"},{"product_id":"cal-mag-iron","title":"CalMag \u0026 Iron","description":"\u003cp\u003eCalMag \u0026amp; Iron contains an exact balance of calcium, magnesium and iron specifically formulated to address any deficiencies that could be encountered. Many varieties of flowering plants require higher levels of these micronutrients than are immediately available. Supplemental CalMag \u0026amp; Iron remedy these deficiencies. CalMag \u0026amp; Iron is highly recommended for plants grown with coco coir medium or reverse osmosis water. Use CalMag \u0026amp; Iron as a root drench or foliar spray.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow To: \u003c\/strong\u003eUse CalMag \u0026amp; Iron at a usage rate of 2-5 ml\/gallon. CalMag \u0026amp; Iron can be used as a soil drench or foliar spray and is compatible in all mediums. Check out our\u003ca href=\"\/pages\/feed-chart\"\u003e Feed Chart\u003c\/a\u003e for additional information.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003col\u003e\u003c\/ol\u003e\n\u003cul\u003e\n\u003cli\u003eIf Golden Tree is an All-In-One additive why do we have additional additives\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003eWe firmly believe that all you need to succeed is Base A+B and Golden Tree (if you need CalMag because of your particular setup, then this will still be needed). Our additional additives are optional, and we provide them as a resource for use at individual growers discretion.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eHow often should I use CalMag \u0026amp; Iron?\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003eUse between 1-3x\/week, more or less depending on how well your plants are responding.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eHow do you measure 5ml?\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003eA good reference is that 5ml =1tsp.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eWhat dose should I use in Soil vs. DWC or Aeroponics?\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003eFor soil and most mediums you should follow the label directions; between 2.5-5ml\/gallon. In hydroponics setups like DWC and Aeroponics, you should use half dosage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eSo, I still want to use additional additives - can I stack CalMag \u0026amp; Iron with Golden Tree?\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003eYes! Just keep in mind Golden Tree is a very concentrated product so make sure you are not overwhelming your plants.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eDoes CalMag \u0026amp; Iron have any harmful PGRs?\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003eAbsolutely not. No products from Humboldts Secret are made with any harmful or banned PGRs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/ul\u003e","brand":"Humboldts Secret Supplies","offers":[{"title":"8 Ounce","offer_id":45484804178178,"sku":"HSS - CalMag \u0026 Iron - 8 Ounce","price":13.97,"currency_code":"USD","in_stock":true},{"title":"32 Ounce","offer_id":43471718711554,"sku":"HSS - CalMag \u0026 Iron - 32 Ounce","price":22.97,"currency_code":"USD","in_stock":true},{"title":"1 Gallon","offer_id":43471718744322,"sku":"HSS - CalMag \u0026 Iron - 1 Gallon","price":45.97,"currency_code":"USD","in_stock":true},{"title":"2.5 Gallon","offer_id":43471718777090,"sku":"HSS - CalMag \u0026 Iron - 2.5 Gallon","price":89.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/4247\/8658\/files\/CalMag_Iron_-_8_Ounce_-_Shopify_Product_Image.jpg?v=1778719893"},{"product_id":"flower-shield","title":"Flower Shield","description":"\u003cp class=\"p1\"\u003ePlant care spray for routine plant maintenance.\u003cbr\u003eNatural, oil-based formula made with naturally derived ingredients.\u003cbr\u003eFIFRA 25(b) exempt and made with approved exempt ingredients.\u003cbr\u003eFormulated for regular maintenance and ideal for foliar application.\u003c\/p\u003e","brand":"Humboldts Secret Supplies","offers":[{"title":"8 Ounce","offer_id":15195741225026,"sku":"HSS - Flower Shield - 8 Ounce","price":29.97,"currency_code":"USD","in_stock":true},{"title":"32 Ounce","offer_id":15195741257794,"sku":"HSS - Flower Shield - 32 Ounce","price":89.97,"currency_code":"USD","in_stock":true},{"title":"1 Gallon","offer_id":15195741323330,"sku":"HSS - Flower Shield - 1 Gallon","price":199.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/4247\/8658\/files\/FlowerShield-8Ounce-ShopifyProductImage_2143fa3f-4f3d-4a11-ba75-944b58cc78f7.jpg?v=1782277273"},{"product_id":"tree-trunk","title":"Tree Trunk","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eTree Trunk is a premium potassium silicate supplement designed to support stronger stems, branches, and overall plant structure. It helps plants build the strength they need to support vigorous growth and heavy flowers.\u003c\/p\u003e","brand":"Humboldts Secret Supplies","offers":[{"title":"8 Ounce","offer_id":44116258554114,"sku":"HSS - Tree Trunk - 8 Ounce","price":15.97,"currency_code":"USD","in_stock":true},{"title":"32 Ounce","offer_id":15195823636546,"sku":"HSS - Tree Trunk - 32 Ounce","price":30.97,"currency_code":"USD","in_stock":true},{"title":"1 Gallon","offer_id":15195823669314,"sku":"HSS - Tree Trunk - 1 Gallon","price":59.97,"currency_code":"USD","in_stock":true},{"title":"2.5 Gallon","offer_id":15195823734850,"sku":"HSS - Tree Trunk - 2.5 Gallon","price":144.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/4247\/8658\/files\/TreeTrunk-8Ounce-ShopifyProductImage.jpg?v=1778720111"},{"product_id":"sweet-sticky","title":"Sweet \u0026 Sticky","description":"\u003cp class=\"p1\"\u003eSweet \u0026amp; Sticky is a carbohydrate-based energy source that feeds beneficial microbes and supports healthy plant growth. It helps improve flavor, aroma, essential oil production and overall crop yield, and is suitable for hydroponic systems, coco, and soil cultivation.\u003c\/p\u003e","brand":"Humboldts Secret Supplies","offers":[{"title":"8 Ounce","offer_id":43484783214850,"sku":"HSS - Sweet \u0026 Sticky - 8 Ounce","price":18.97,"currency_code":"USD","in_stock":true},{"title":"32 Ounce","offer_id":15195840512066,"sku":"HSS - Sweet \u0026 Sticky - 32 Ounce","price":33.97,"currency_code":"USD","in_stock":true},{"title":"1 Gallon","offer_id":15195840544834,"sku":"HSS - Sweet \u0026 Sticky - 1 Gallon","price":65.97,"currency_code":"USD","in_stock":true},{"title":"2.5 Gallon","offer_id":15195840577602,"sku":"SS - Sweet \u0026 Sticky - 2.5 Gallon","price":143.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/4247\/8658\/files\/Sweet_Sticky-8Ounce-ShopifyProductImage.jpg?v=1778719683"},{"product_id":"starter-kit-2","title":"Starter Kit 2 – 8 Bottle Set (216 Ounce Total)","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003eIncludes everything in Starter Kit 1\u003cbr data-start=\"643\" data-end=\"646\"\u003e✅ PLUS ¼ gallon each of Sweet \u0026amp; Sticky and Tree Trunk\u003cbr data-start=\"701\" data-end=\"704\"\u003eFor enhanced structure, flavor, and yield\u003cbr data-start=\"747\" data-end=\"750\"\u003e⚡ Perfect for growers looking to take it to the next level.\u003cbr\u003e\u003c\/p\u003e","brand":"Humboldts Secret Supplies","offers":[{"title":"Default Title","offer_id":39658802839710,"sku":"HSS - Starter Kit 2 - 216 Ounce","price":169.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/4247\/8658\/files\/Starter_Kit_2_-_Shopify_Product_Image.jpg?v=1778736055"},{"product_id":"base-a-b","title":"Base A \u0026 B Bundle","description":"\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eBase A \u0026amp; B Bundle\u003c\/b\u003e\u003c\/span\u003e is a complete two-part nutrient system that provides essential macronutrients for healthy plant growth and flowering. Easy to use at equal ratios throughout the entire growth cycle, it works in all growing mediums and is suitable for all types of plants. The clean, pH-balanced, water-soluble formula is trusted by both home and commercial growers.\u003c\/p\u003e","brand":"Humboldts Secret Supplies","offers":[{"title":"8 Ounce - Bundle","offer_id":15214014529602,"sku":"HSS - Base A \u0026 B Bundle - 8 Ounce Set","price":19.97,"currency_code":"USD","in_stock":true},{"title":"32 Ounce - Bundle","offer_id":15214014562370,"sku":"HSS - Base A \u0026 B Bundle - 32 Ounce Set","price":42.97,"currency_code":"USD","in_stock":true},{"title":"1 Gallon - Bundle","offer_id":15214014595138,"sku":"HSS - Base A \u0026 B Bundle - 1 Gallon Set","price":119.97,"currency_code":"USD","in_stock":true},{"title":"2.5 Gallon - Bundle","offer_id":15214014627906,"sku":"HSS - Base A \u0026 B Bundle - 2.5 Gallon Set","price":229.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/4247\/8658\/files\/Base_A_B_-_8_Ounce_-_Shopify_Product_Image.jpg?v=1778719433"},{"product_id":"flower-stacker","title":"Flower Stacker","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eFlower Stacker is a flowering additive designed to help your plants natural ability to increase yield and flower density. It’s an ideal nutrient solution for potting soil for indoor plants and outdoor plants.\u003c\/span\u003e\u003c\/p\u003e","brand":"Humboldts Secret Supplies","offers":[{"title":"8 Ounce","offer_id":15788674515010,"sku":"HSS - Flower Stacker - 8 Ounce","price":16.97,"currency_code":"USD","in_stock":true},{"title":"32 Ounce","offer_id":15742156406850,"sku":"HSS - Flower Stacker - 32 Ounce","price":33.97,"currency_code":"USD","in_stock":true},{"title":"1 Gallon","offer_id":15742211817538,"sku":"HSS - Flower Stacker - 1 Gallon","price":104.97,"currency_code":"USD","in_stock":true},{"title":"2.5 Gallon","offer_id":15742212538434,"sku":"HSS - Flower Stacker - 2.5 Gallon","price":244.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/4247\/8658\/files\/Flower_Stacker_-_8_Ounce_-_Shopify_Product_Image.jpg?v=1778404382"},{"product_id":"ph-up","title":"PH Up","description":"\u003cp class=\"p1\"\u003epH Up is a concentrated, cost-effective solution designed to precisely adjust pH levels in nutrient solutions. Made with clean, commercial-grade, water-soluble ingredients and free from dyes or additives, it is suitable for soil, hydroponics, coco, DWC and other growing systems. Developed by experienced growers, it delivers reliable performance with just a few drops per use.\u003c\/p\u003e","brand":"Humboldts Secret Supplies","offers":[{"title":"8 Ounce","offer_id":45484813189378,"sku":"HSS - PH Up - 8 Ounce","price":13.97,"currency_code":"USD","in_stock":true},{"title":"32 Ounce","offer_id":43336864661762,"sku":"HSS - PH Up - 32 Ounce","price":19.97,"currency_code":"USD","in_stock":true},{"title":"1 Gallon","offer_id":43336864694530,"sku":"HSS - PH Up - 1 Gallon","price":39.97,"currency_code":"USD","in_stock":true},{"title":"2.5 Gallon","offer_id":44304818438402,"sku":"HSS - PH Up - 2.5 Gallon","price":92.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/4247\/8658\/files\/Ph_Up_-_8_Ounce_-_Shopify_Product_Image.jpg?v=1778721217"},{"product_id":"ph-down","title":"PH Down","description":"\u003cp class=\"p1\"\u003epH Down is a highly concentrated solution designed to accurately lower pH levels in nutrient solutions for optimal plant health. 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Developed by growers for growers, it delivers reliable, precise pH control with just a few drops.\u003c\/p\u003e","brand":"Humboldts Secret Supplies","offers":[{"title":"8 Ounce","offer_id":45484805456130,"sku":"HSS - PH Down - 8 Ounce","price":12.97,"currency_code":"USD","in_stock":true},{"title":"32 Ounce","offer_id":43336864760066,"sku":"HSS - PH Down - 32 Ounce","price":24.97,"currency_code":"USD","in_stock":true},{"title":"1 Gallon","offer_id":43336864792834,"sku":"HSS - PH Down - 1 Gallon","price":39.97,"currency_code":"USD","in_stock":true},{"title":"2.5 Gallon","offer_id":44304812146946,"sku":"HSS - PH Down - 2.5 Gallon","price":87.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/4247\/8658\/files\/PhDown-8Ounce-ShopifyProductImage.jpg?v=1778720898"},{"product_id":"ph-up-down","title":"PH Up \u0026 Down Bundle","description":"\u003cp class=\"p1\"\u003epH Up \u0026amp; Down Bundle provides precise control of nutrient solution pH to support healthy plant growth. 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Developed by growers for growers, this bundle delivers reliable, efficient pH management with just a few drops per use.\u003c\/p\u003e","brand":"Humboldts Secret Supplies","offers":[{"title":"8 Ounce - Bundle","offer_id":45484820103426,"sku":"HSS - PH Up \u0026 Down Bundle - 8 Ounce Set","price":22.97,"currency_code":"USD","in_stock":true},{"title":"32 Ounce - Bundle","offer_id":43336865186050,"sku":"HSS - PH Up \u0026 Down Bundle - 32 Ounce Set","price":40.97,"currency_code":"USD","in_stock":true},{"title":"1 Gallon - Bundle","offer_id":44014796505346,"sku":"HSS - PH Up \u0026 Down Bundle - 1 Gallon Set","price":74.97,"currency_code":"USD","in_stock":true},{"title":"2.5 Gallon - Bundle","offer_id":44304793239810,"sku":"HSS - PH Up \u0026 Down Bundle - 2.5 Gallon Set","price":184.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/4247\/8658\/files\/PhUpandPhDown-8Ounce-ShopifyProductImage.jpg?v=1778720707"},{"product_id":"fabric-grow-bags","title":"Fabric Grow Bags","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThese premium non-woven fabric grow bags are made with durable material that ensures ample airflow, excellent drainage and multiple applications.\u003c\/span\u003e\u003c\/p\u003e","brand":"Humboldts Secret Supplies","offers":[{"title":"3 Gallon (5 Pack)","offer_id":44054399189250,"sku":"HSSGROWBAG_3Gallon","price":15.99,"currency_code":"USD","in_stock":false},{"title":"5 Gallon (5 Pack)","offer_id":44054399222018,"sku":"HSSGROWBAG_5Gallon","price":17.99,"currency_code":"USD","in_stock":false},{"title":"7 Gallon (5 Pack)","offer_id":44054399254786,"sku":"GROWBAG_7Gallon","price":18.99,"currency_code":"USD","in_stock":false},{"title":"10 Gallon (5 Pack)","offer_id":44054399287554,"sku":"HSSGROWBAG_10Gallon","price":21.99,"currency_code":"USD","in_stock":false},{"title":"20 Gallon (5 Pack)","offer_id":44054399320322,"sku":"GROWBAG_20Gallon","price":24.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/4247\/8658\/files\/1_369191da-4bc1-4f67-aa6a-530eeaa2b46e.jpg?v=1701491832"},{"product_id":"everything-growing","title":"Everything Growing","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eEverything Growing is an all purpose plant food and fertilizer for indoor and outdoor plants. 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Made with a vegan, plant-derived formula, it is easy to use, safe for regular feeding, and suitable for gardens, lawns, trees, shrubs and outdoor potted plants.\u003c\/p\u003e","brand":"Humboldts Secret Supplies","offers":[{"title":"32 Ounce - Spray","offer_id":44054476718338,"sku":"HSS - Everything Outdoor - 32 Ounce","price":25.97,"currency_code":"USD","in_stock":true},{"title":"1 Gallon - Refill","offer_id":44304736813314,"sku":"HSS - Everything Outdoor - 1 Gallon","price":69.97,"currency_code":"USD","in_stock":true},{"title":"Complete System - 1 Gallon + 32 Ounce Sprayer","offer_id":47737004065026,"sku":"HSS - Everything Outdoor - 1 Gallon + 32 Ounce Sprayer","price":89.97,"currency_code":"USD","in_stock":true},{"title":"2.5 Gallon - Refill","offer_id":44711090520322,"sku":"HSS - Everything Outdoor - 2.5 Gallon","price":139.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/4247\/8658\/files\/Everything_Outdoor_-_32_Ounce_-_Shopify_Product_Image.jpg?v=1784048109"},{"product_id":"monopotassium-phosphate-0-52-34","title":"Monopotassium Phosphate (MKP)","description":"\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eMonopotassium Phosphate (MKP)\u003c\/b\u003e\u003c\/span\u003e is a highly soluble bloom booster designed to support strong root development, sturdy stems and abundant flowering. 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