Active ingredient

Methylnaphthylacetamide

Description

Mode of action

Methylnaphthylacetamide belongs to the class of synthetic auxins that mimic the action of natural plant growth hormones. This substance penetrates plant tissues, influencing cell division and differentiation.

The primary function of this compound is the activation of regeneration processes within meristematic tissues. Upon application, the substance stimulates the synthesis of nucleic acids, which accelerates adaptive processes.

Unlike some other auxins, this substance is characterized by stability under field conditions. It moves systemically through the plant, reaching areas where growth stimulation is required.

Physiologically, methylnaphthylacetamide redistributes nutrients toward organs that require active development. This allows the plant to overcome environmental stress factors more quickly.

The chemical nature of the compound allows it to be used effectively in tank mixes. It is compatible with other regulators without undergoing neutralization reactions.

What it targets

This substance is primarily used for the treatment of planting material and cuttings of ornamental, fruit, and vegetable crops. It is essential for accelerating the formation of the root system.

Preparations based on methylnaphthylacetamide are effective in stimulating the survival of seedlings during transplantation. This is critical for industrial nurseries, where the rate of root recovery determines future productivity.

The compound helps prevent premature fruit drop in certain crops by regulating the hormonal balance in the fruit stalk, helping preserve the harvest until technical maturity.

It is actively used in greenhouse operations when growing flower seedlings. Application promotes uniform plant growth and enhances the decorative quality of future blooms.

  • Fruit trees
  • Berry bushes
  • Ornamental flowering crops
  • Vegetable seedlings

Rates and timing

Application rates depend strictly on the method of treatment, whether soaking cuttings or spraying vegetative plants. The working solution concentration must comply with the manufacturer's recommendations for each crop group.

When soaking cuttings, the exposure time usually ranges from a few hours to a day. Exceeding this time may lead to growth suppression instead of the expected stimulation.

For fruit crops, spraying is performed during strictly defined phenological stages. Failure to adhere to timing may lead to disruptions in natural plant growth cycles and reduced fruit quality.

It is important to consider the temperature regime during treatment. At excessively low temperatures, metabolic processes slow down, reducing the efficacy of the product.

Repeated applications are only possible while adhering to intervals that ensure plant metabolism of the active substance. Exceeding the total seasonal dosage is not permitted.

Restrictions

Methylnaphthylacetamide is a chemically active substance requiring careful handling. Protective equipment for skin, respiratory organs, and eyes must be used when preparing stock solutions.

Application during hot hours or under high solar activity is not recommended, as it may lead to phytotoxicity and damage to the leaf surface.

When in the soil, the substance is relatively quickly degraded by microorganisms, yet direct runoff into water bodies should be avoided. This is a critical condition for environmental safety in horticulture.

The product should not be mixed with strong alkaline agents, as this leads to rapid degradation of the active substance. Always check component compatibility when creating complex tank mixes.

Storage must be in the original packaging in a cool, dark place. Access for unauthorized persons and animals to chemical storage areas must be strictly restricted.

Regulatory

Status in the European Union

Not approved in the EU

Category (EU)
PG - Plant growth regulator
EU legislation

EU status is for reference only and does not replace national registration in your country.