Search Results
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Citrus & Fruit Trees
Complete nutrition for citrus, avocado, stone fruit, and orchard trees — from the balanced seasonal feeding that drives fruit production to the micronutrient corrections trees signal through their leaves. Citrus & Avocado Fertilizer 14-6-4 anchors the program with the nitrogen-forward ratio these evergreen producers want, while the chelated micronutrient line handles what trees are famous for running short on: iron for the pale, yellowing new growth of chlorosis, zinc for small-leaf roset...
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Organic Fertilizers
Organic fertilizers that feed your plants and support healthier soil Organic fertilizers do more than supply nutrients. They also help support soil biology, build organic matter, and improve soil structure over time — creating a growing environment that can improve season after season. Because nutrients are released gradually as materials break down, organic fertilizers often provide a steadier feeding pattern with less burn risk than fast-acting synthetic options. Whether you're...
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Fertilizers
Fertilizers for every crop, soil type, and growing method Greenway Biotech has manufactured and sourced high-quality fertilizers from Madera, California since 1989. Our catalog covers the full spectrum of plant nutrition — from fast-acting water-soluble formulas for hydroponics and foliar feeding, to slow-release organic amendments that build long-term soil health, to precision chelated micronutrients for pH-challenging soils. Products in this collection are CDFA registered, third-party...
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Chelated Fertilizers
Correct micronutrient deficiencies fast — chelated iron, zinc, manganese & copper Chelated fertilizers help keep iron, zinc, manganese, and copper soluble and available to plants — especially in neutral to alkaline soils where these micronutrients become tied up and difficult for roots to absorb. In high-pH conditions, chelated forms can significantly improve availability compared to non-chelated sulfate alternatives. Greenway Biotech chelated micronutrients are water-soluble and...
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Houseplants & Indoor
Clean, precise nutrition for houseplants, indoor citrus, and container gardens — sized and formulated for pots, not fields. Container plants live in a closed system: nutrients deplete, salts accumulate, and deficiencies show fast in a monstera or ficus that can't reach fresh soil. All-Purpose Houseplant Food 21-7-14 delivers the classic 3-1-2 foliage ratio at measured indoor strength, while Chelated Iron corrects the pale, yellowing leaves common in indoor citrus and acid-loving houseplan...
