Does Water-Soluble Fertilizer Contain Organic Silicon? Why It Should Not Be Used

Deep Farm  2026-03-31 15:09:56   14  5 Like

Does Water-Soluble Fertilizer Contain Organic Silicon? Why It Should Not Be Used

1、Silicon, a quasi

The commonly used Si fertilizers in agriculture include mineral silicates, biogenic silica (rice hull, ash), industrial wastes such as slag based Si, natural sources like diatomaceous earth and SiO2 sources.

2、Sources of Soluble Silicon – Emerald Harvest

Silicon is the second most abundant element on Earth. However, most forms of silicon [1] found in nature are unavailable for uptake by plants. To reap the benefits of silicon, growers must use a fertilizer that contains a highly soluble source of silicon. That’s easier said than done.

Sources of Soluble Silicon – Emerald Harvest

3、Silicon as a Smart Fertilizer for Sustainability and Crop

In this review, we provide an overview of different smart fertilizer types, application of Si fertilizers in agriculture, availability of Si fertilizers, and experiments conducted in greenhouses, growth chambers, and open fields.

Silicon as a Smart Fertilizer for Sustainability and Crop

4、Chapter 12 Silicon Sources for Agriculture

heavy metals contained in the fertilizers. Soluble potassium or sodium silicates are completely water soluble and can be used as foliar fertilizers, but are sually too expensive for soil application. Slow-releasing potassium-containing or potassium- rich silicates that are manufactured using feldspar as raw materials are not only cost-effective ...

Chapter 12 Silicon Sources for Agriculture

5、Silicon Sources for Agriculture

Soluble potassium or sodium silicates are completely water soluble and can be used as foliar fertilizers, but are usually too expensive for soil application.

FS1278: Silicon Needs of Soils and Crops (Rutgers NJAES)

To be an effective source for crops, a silicon fertilizer should provide a high percentage of silicon in soluble form. Other characteristics to consider are cost of material, physical properties, and ease of application.

Common questions about silicon in nutrient solutions

Both non-aqueous silicon products and soluble potassium silicate products contain precursors to monosilicic acid. One in the form of organosilicon compounds and the other in the form of silicate chains.

Water Soluble Fertilizer: Can It Be Used in Organic Farming?

This paper examines whether water soluble fertilizers can be used in organic farming by analyzing their characteristics, comparing them with traditional organic fertilizers, evaluating certification standards, and discussing practical considerations for organic growers.

The role of Silicon in Agriculture. Part 1

Until recently the use of silicon compounds in agriculture was limited, because ‘silicon’ was not included in fertilizer legislation. But times are changing.

The Use of Si

Silicon (Si) is a “ quasi-essential ” element, associated to stresses/limitations alleviation in crops. However, stressful situations are becoming the norm, due to climate change, human exhaustion of natural resources, land degradation and loss of soil biodiversity.

Water-soluble fertilizer is a type of fertilizer that uses water as a solvent. It can dissolve rapidly in water and be absorbed and utilized by plants. This fertilizer typically contains various nutrients such as nitrogen, phosphorus, potassium, as well as some trace elements and organic substances. whether water-soluble fertilizer contains organic silicon and why it should not be used is a question worth exploring.

First, we need to understand what organic silicon is. Organic silicon is a compound with a special chemical structure, whose molecular structure contains silicon atoms. The main application of organic silicon in agriculture is as a soil conditioner. It can improve the structure and properties of the soil, enhance the water-retaining capacity and ventilation of the soil, thereby benefiting plant growth.

Next, let's discuss whether water-soluble fertilizer contains organic silicon. To my knowledge, most water-soluble fertilizer products on the market do not contain organic silicon. This is because organic silicon, as a soil conditioner, primarily serves to improve soil structure rather than directly providing the nutritional elements required for plant growth. adding organic silicon to water-soluble fertilizer may affect the effectiveness of the fertilizer and even have a negative impact on plants.

So, why should water-soluble fertilizer containing organic silicon not be used? The main reasons are as follows:

  1. Unclear Fertilizer Components: If water-soluble fertilizer contains organic silicon, its specific content and effectiveness cannot be determined. This poses significant risks for agricultural production. Misuse could lead to poor plant growth or even death.

  2. Soil pH Impact: Organic silicon is more likely to be fixed in acidic soils and released in alkaline soils. This could lead to an imbalance in soil pH, affecting the normal growth of plants.

  3. Reduction in Soil Biodiversity: The use of organic silicon may disrupt the microbial balance in the soil, leading to a decrease in beneficial microorganisms and an increase in harmful ones, thus reducing soil biodiversity. This is detrimental to agricultural production.

  4. Environmental Pollution: Organic silicon is a persistent substance. Its widespread use would cause severe environmental pollution. This not only affects crop quality but also poses risks to human health.

although organic silicon has certain applications in agriculture, adding it to water-soluble fertilizer is not a wise choice. We should opt for scientifically formulated, organic silicon-free water-soluble fertilizer products to ensure healthy plant growth. we should pay attention to soil pH, biodiversity, and environmental protection to achieve sustainable agricultural development.

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