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Azalea & Camellia Fertilizer 15-5-15Azalea & Camellia Fertilizer 15-5-15 is a completely water-soluble, chloride-free fertilizer formulated for azaleas, camellias, rhododendrons, gardenias, blueberries, and other acid-loving plants. Its balanced 10-5-10 NPK delivers nitrogen and potash for season-long maintenance feeding, with modest available phosphate suited to established plants. The formula supplies iron as a DTPA chelate, which stays...From $ 24.99 -
All-Purpose Houseplant Food (Dry) 21-7-14A chloride-free, fully water-soluble houseplant food built on the UF/IFAS 3:1:2 (N:P2O5:K2O) optimum for container plants, then back-engineered so a level teaspoon lands on research-based nitrogen targets. The 21-7-14 grade holds an exact 3:1:2 ratio with no filler, and includes 2% magnesium, labeled sulfur, and a full chelated micronutrient package. A level 1/2 teaspoon...From $ 24.99 -
Chelated Zinc EDTA FertilizerChelated Zinc EDTA is a professional-grade, 100% water-soluble micronutrient fertilizer that corrects zinc deficiency in plants. Its guaranteed analysis is 14% zinc, held as a stable EDTA chelate that keeps the zinc plant-available up to roughly pH 7.0 — well past the point where zinc sulfate begins to lock up in alkaline...From $ 29.99 -
Feather Meal Fertilizer 12-0-0Organic Feather Meal 12-0-0 is a slow-release organic nitrogen fertilizer made from hydrolyzed poultry feathers. It supplies 12% total nitrogen as water-insoluble keratin protein, released gradually over 3 to 4 months as soil microbes break it down — one of the longest natural nitrogen curves among common organic fertilizers. Because the nitrogen must...From $ 24.99 -
Organic Elemental Sulfur PowderOrganic Elemental Sulfur Powder is a CDFA-registered, finely milled elemental sulfur (≥98% S) for lowering soil pH and supplying sulfur as a plant nutrient. The fine particle size gives soil bacteria more surface area to colonize, which speeds the conversion to plant-available sulfate. Elemental sulfur is not directly acidic — soil bacteria...From $ 21.99 -
Copper Sulfate CrystalsCopper Sulfate Crystals 99% Pure is a high-purity copper sulfate pentahydrate (CuSO₄·5H₂O) in a fully water-soluble crystalline form. Lab tested at 99% purity with no fillers or binders, it delivers a predictable, consistent copper concentration per measured dose — important for applications where accurate dosing matters. It is one of the most versatile...From $ 21.99 -
Chelated Iron DTPA FertilizerChelated Iron DTPA 11% is a 100% water-soluble iron fertilizer that corrects iron chlorosis in neutral to moderately alkaline conditions. Its guaranteed analysis is 11% iron held as a DTPA chelate, which keeps the iron plant-available up to roughly pH 7.5 — past the point where standard EDTA iron chelates begin to...From $ 31.99 -
Blossom Green Fertilizer 2-6-8Blossom Green 2-6-8 is a dry, 100% water-soluble hydroponic bloom fertilizer formulated for the flowering and fruiting stage. Its 2-6-8 NPK keeps nitrogen at a maintenance level while loading available phosphate (P₂O₅) and soluble potash (K₂O) — the two nutrients flowering plants demand most. Phosphorus supports bud initiation, flower density, and energy...From $ 24.99 -
Magnesium Nitrate Fertilizer 11-0-0Magnesium Nitrate Fertilizer 11-0-0 is a CDFA-registered, 100% water-soluble fertilizer that delivers two essential nutrients in a single application: 11% nitrate nitrogen and 9.6% magnesium. The nitrogen is supplied entirely as nitrate, so it is immediately plant-available with no microbial conversion step and stays available even in cool soils. Magnesium is the...From $ 26.99
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Urea Fertilizer 46-0-0Urea Fertilizer 46-0-0 is a concentrated prilled nitrogen fertilizer for soil application, delivering 46% actual nitrogen — among the highest concentrations of any dry nitrogen source. Each pound supplies about 7.4 ounces of actual nitrogen, more than double ammonium sulfate and roughly triple calcium nitrate, so less product is needed to...From $ 18.99
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Micro Green 2-0-3Micro Green 2-0-3 is a water-soluble micronutrient fertilizer concentrate that delivers a complete trace-element profile for hydroponic, coco coir, and soilless growing. It supplies seven trace elements — iron, zinc, manganese, copper, boron, molybdenum, and calcium — in a single powder, replacing the need for multiple separate micronutrient supplements. Iron, zinc, manganese, and...From $ 29.99 -
Chelated Manganese EDTA FertilizerChelated Manganese EDTA is a 100% water-soluble micronutrient fertilizer that corrects manganese deficiency in plants. Its guaranteed analysis is 13% chelated manganese, held as a stable EDTA complex that keeps the manganese plant-available from pH 4.0 to 7.0 — the range where sulfate forms rapidly oxidize and become unavailable in soil. Manganese...From $ 29.99 -
Nitroform Fertilizer 39-0-0Nitroform 39-0-0 is a concentrated slow-release nitrogen fertilizer built on urea-formaldehyde (methylene urea) chemistry. It delivers 39% total nitrogen, of which roughly 73% is water-insoluble nitrogen — the fraction that soil microbes meter out gradually over 8 to 12 weeks, rather than releasing all at once with rainfall. Because most of the...From $ 21.99 -
Monoammonium Phosphate Fertilizer 11-52-0Monoammonium Phosphate (MAP) 11-52-0 is a CDFA-registered, agricultural-grade granular fertilizer that delivers high-analysis phosphorus for soil application. Each pound supplies 52% available phosphate (P₂O₅) and 11% ammoniacal nitrogen in uniform granules that spread cleanly through rotary and drop spreaders. Phosphorus supports root development, flowering, and fruit set, and the ammonium-form nitrogen...From $ 21.99 -
Magnesium Oil Spray — Dead Sea Magnesium Chloride, Ready to UseMagnesium Oil Spray from Greenway Biotech is a ready-to-use topical magnesium chloride spray — no mixing, no measuring. USP-grade magnesium chloride sourced from the Dead Sea, pre-formulated at a precise 1:1 ratio with reverse-osmosis filtered water, delivering about 10 mg of elemental magnesium per spray. Just two ingredients: magnesium chloride and water....$ 22.99