Your Professional Plant Growth Regulator Supplier
 

Changzhou Dayilong Bio-Tech Co., Ltd. is a specialized manufacturer dedicated to the production of insecticides, fungicides, herbicides, plant growth regulators, pesticide intermediates, and pesticide auxiliaries.

Complete Production Equipment

The company has complete OD, SC, SL, EC, FS and other liquid dosage form production equipment, such as grinding machine, colloid shear mill, all kinds of reaction devices, etc. With automatic filling equipment, capping equipment, packaging equipment, packaging equipment, etc.

Strict Quality Management

The company strict quality management, from the procurement of raw and auxiliary materials, to product formula verification, production, analysis and testing, sample retention, to packaging, shipping and other links, product quality supervision infiltrates into each process, implemented to every employee.

Professional Services

Fully communicate with customers before sales, provide professional guidance, and help them choose suitable products. Professional personnel track orders during sales to ensure that products reach customers with quality and quantity assurance, and provide detailed usage instructions and technical support.

 
 
Specification

 

Formulation

4.5g/Kg+12.5g/Kg SP

Appearance

White powder

Melting point

141 to 150℃

Density

1.1032 g/mL

 

Advantages of Plant Growth Regulator

Safety
Regulating the growth of plants, especially once mature, helps them maintain a size and shape for a longer period of time that reduces obstruction of signs, encroaching into structures, and growing into utility lines. Regulating growth can also help reduce lifting of sidewalks and tripping hazards associated with mature root systems that can cause paved structures around your property to become compromised.

 

Drought Resistance
Decreasing production of gibberellic acid allows for an increase in production of other key plant hormones and enzymes that influence the development of the cuticle, which is the waxy outer layer of the leaf that helps prevent desiccation. Stomates on the leaf can close faster when the environment is dry, and more leaf hairs are produced to protect leaves from drying winds.

Disease Reduction

While not specifically designed to help plants resist disease, there have been positive results in reducing disease symptoms on certain hosts as a result of applying plant growth regulators. For severe diseases, other treatments are still recommended.

Improved Root Systems

An increase in fibrous root production expands the area of soil that plants can draw water, minerals, and other resources from. This also helps with drought resistance!

Improved Plant Appearance

Finally, a healthy plant is usually a beautiful plant. Reducing gibberellic acid production causes and increase in chlorophyll production, which results in darker, greener leaves!

 

 
 
Uses of Plant Growth Regulators
01.

In Agriculture

Boost maize, rice, wheat, cotton, and sugarcane yields.

02.

In Horticulture

Prolong flower life, shape bonsai, and propagate orchids.

03.

In Stress Management

Reduce crop loss from drought or salinity.

04.

Post-Harvest Applications

Control fruit ripening and improve shelf life.

 

Application Method of Plant Growth Regulator

 
 
01
 

Foliar Spray Method

Foliar spray application of plant growth regulators (PGRs) is another means of applying them, providing fast absorption into the foliage for quick results. It is typically applied using a backpack sprayer. To apply a foliar spray, mix PGR at its recommended concentration and use a sprayer to evenly spread it across the plant’s leaves.

 
02
 

Soil Drench

A soil drench is an easy and highly effective way of applying plant growth regulators (PGRs). It involves directly applying PGR solutions into the soil surrounding plants. Then, their root systems absorb these growth regulators and distribute them throughout their system. Commercial settings typically prefer soil drench application due to its simplicity and relatively low costs.

 
03
 

Soil Injection

Soil injection is another popular PGR application technique. This process involves injecting PGR solution directly into the soil nearer its root zone for easy absorption by plants. It works particularly well when treating larger, well-established trees or shrubs, allowing deeper root systems to access PGR solutions.

Gibberellic Acid A3 5% ST

 

Precautions for Using Plant Growth Regulators

 

 

● Crops grown in moderate-to-warm climates typically require lower application rates than those grown in hot and humid climates.
● Taller, more vigorous varieties typically require a higher application rate than the naturally short, less vigorous varieties.
● Younger, smaller plants of the same species will respond differently than older, larger plants even though volume and pot size may remain the same.
● Remember to only apply to plants that are not under stress.
● The growing medium should be moist for even PGR application for each plant.

 

Packaging and Shipping

 

Packaging

20L, 10L, 5L, 1L, 500ml, 250ml, 100ml, 50ml; 1kg, 500g, 250g, 100g or as your needs

Shipping

Shipping by sea, by air, by express are acceptable. According to your requirements.

 

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Our Factory

 

Our company is located in Hengsheng Science and Technology Park, Tianning Economic Development Zone, Changzhou, covering an area of more than 800 square meters. Another processing factory in Huaian Lianshui Industrial Park, covers an area of more than 60 mu.

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Our Certificate

 

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FAQ

 

Q: What is a common mistake when applying PGRs?

A: Mistake: Excessive or improper use of PGRs can lead to abnormal growth, toxicity, or imbalance in development. Solution: Use PGRs at the recommended concentrations specific to the plant species and developmental stage.

Q: How does a plant growth regulator work?

A: Plant growth regulators actively influence your turf's growth by allowing grass blades to flourish first. This is vital for promoting photosynthesis — the process by which your grass makes its food and becomes strong and healthy.

Q: How long after applying PGR can you mow?

A: PGRs should be diluted as per the instructions on the bottle, then watered into your lawn at least 6 hours before or after mowing. It's important to track the growth rate of your turf relative to the rate of PGR application, so make a note of your dilution and application rate.

Q: Should I water in a PGR?

A: After application, the PGR should be allowed to dry and wetting the leaves should be avoided. Should be allowed at least 4 hours before wetting the foliage, while most of the other PGRs only require 1 hour.

Q: How often should I apply PGR to my lawn?

A: Plant growth regulator (PGR) application to lawns is typically recommended every 4-6 weeks during the active growing season. This timing allows the PGR to effectively suppress growth and maintain a desirable lawn appearance without causing unnecessary stress or weakening.

Q: Does PGR make grass greener?

A: Growth regulators provide many benefits for your lawn, including a boost in color. Lawns that are treated with PGR may see an enhanced green color because it allows the chlorophyll to be compressed into less surface area. As a result, it can intensify the depth of color in the lawn.

As one of the most professional plant growth regulator manufacturers and suppliers in China, we're featured by quality products and good price. Please rest assured to buy high-grade plant growth regulator from our factory.

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