Reference · Active ingredients

Alginates

Alginates are natural polysaccharides derived from brown seaweed. In agronomic practice, they are classified as elicitors — substances that activate the defense mechanisms of plants. When applied to leaf surfaces, they stimulate the production of natural antioxidants and increase crop resistance to abiotic stresses.

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Alginates

Their mechanism of action is based on strengthening cell walls and regulating water metabolism. Alginates are capable of retaining moisture in the root zone and on the leaf surface, creating a protective film. This prevents excessive evaporation and protects tissues from micro-cracks, which serve as entry points for pathogens.

In addition to their protective function, these substances act as potent biostimulants of metabolic processes. They activate enzymatic activity, which contributes to more efficient nutrient uptake from the soil and fertilizers. This leads to accelerated root system development even under adverse conditions.

Chemically, they are salts of alginic acid with high chelating capacity. They bind metal ions, making micronutrients in tank mixes more bioavailable to the plant. Thus, alginates improve the efficiency of other crop protection and nutrition products.

Using alginates as adjuvant substances allows for a reduction in pesticide load on the agroecosystem. By strengthening plant immunity, they reduce the need for frequent fungicide applications, working on the principle of disease prevention through enhanced systemic plant resistance.

Alginate-based products are used to increase the resistance of a wide range of crops: vegetables, fruits, berries, cereals, and industrial crops. They are effective against the consequences of drought, soil salinity, and temperature fluctuations.

Indirectly, the alginate group works as an anti-stress agent after chemical pesticide treatments. They help plants recover faster after herbicide stress or intense fungicide exposure, neutralizing phytotoxicity.

The application of alginates reduces the risk of infection by fungal and bacterial diseases. This occurs by strengthening the leaf cuticle and creating a barrier that prevents the germination of pathogen spores.

Targets also include the soil, where alginates help improve structure and moisture retention. This is critical in regions with risky farming practices and insufficient rainfall, where crops require extra protection.

In integrated pest management (IPM) systems, alginates are used to prepare crops for winter or prolonged periods of adverse weather, acting as an adaptogen.

Application timing is determined by crop growth stages, from seedling to fruit formation. Products are applied via foliar spraying, most often during periods of intensive growth or in anticipation of forecasted weather stress.

Application rates depend on the product formulation and the concentration of active ingredients. Typically, the spray solution is prepared according to the manufacturer's instructions, ensuring uniform coverage of the entire leaf surface.

The number of treatments varies from one to three per growing season. To achieve maximum effect, it is recommended to conduct the first treatment at early stages to prepare the plant's immune system for subsequent stresses.

In tank mixes, alginates show excellent compatibility with most fertilizers and pesticides. However, before large-scale application, it is recommended to conduct a compatibility test to rule out precipitation when interacting with hard water.

It is important to monitor the quality of the water used for preparing the tank mix. Optimal pH levels and the absence of excessive salt content increase the stability of alginates and their bioavailability to plants.

Alginates are safe substances and belong to the IV hazard class for humans and bees. They are environmentally neutral and do not require specific protective measures during handling; standard personal protective equipment is sufficient.

It is not recommended to apply treatments during periods of extremely low or high temperatures, as plant metabolism may slow down, reducing the absorption efficiency of the product. The best time is early morning or evening.

There are no pre-harvest interval (PHI) restrictions, as natural alginate-based products do not leave harmful residues in marketable produce. This makes them suitable for use in organic farming.

Product storage requires adherence to the temperature range specified on the packaging. Prolonged exposure to direct sunlight and temperature fluctuations can lead to the degradation of the polysaccharide structure and loss of properties.

When used in mixes with herbicides, it should be noted that accelerating plant metabolism can affect the speed of action of certain products. Always consult the usage regulations for specific tank mix components.