Natural Biostimulant to Enhance Crop Performance Under Stress
Seaweed polyphenols (phlorotannins) are highly active natural compounds extracted from marine algae. As an advanced plant biostimulant, they provide a comprehensive solution for improving crop stress resistance, disease control, and nutrient efficiency.
At Wellyou Tech, we deliver stable, high-quality seaweed polyphenols designed for modern agriculture and compatible with a wide range of fertilizer formulations.
Why Crops Need Seaweed Polyphenols?
Agricultural production today is increasingly affected by:
- Temperature fluctuations (cold stress / heat stress)
- Waterlogging and drought conditions
- Rising disease pressure (bacteria & fungi)
- Declining nutrient use efficiency
These challenges directly lead to yield loss, poor crop quality, and unstable performance.
Our Application Solutions
1. Disease Control & Plant Immunity Enhancement
Seaweed polyphenols act as natural antimicrobial agents with broad-spectrum inhibition against harmful microorganisms.
Key Benefits:
- Suppresses bacteria, fungi, and yeast
- Enhances plant immune response
- Reduces reliance on chemical pesticides
2. Abiotic Stress Resistance (Cold, Drought, Waterlogging)
By activating antioxidant systems and osmotic regulation, seaweed polyphenols improve plant tolerance under extreme conditions.
Key Benefits:
- Improves cold and waterlogging resistance
- Reduces oxidative damage (ROS stress)
- Enhances survival rate under stress
3. Nutrient Uptake & Growth Promotion
Seaweed polyphenols improve internal nutrient transport and metabolic activity.
Key Benefits:
- Enhances nutrient absorption and translocation
- Promotes chlorophyll stability and photosynthesis
- Supports early germination and uniform growth
4. Yield & Quality Improvement
Through metabolic regulation and bioactive stimulation:
- Increases soluble sugars and proteins
- Improves fruit quality and market value
- Promotes earlier harvest
Technical Specifications
Physical Properties
- Appearance: Green liquid
- Solubility: 100% water-soluble
Main Composition of Seaweed Polyphenols
| Parameter | Value |
|---|---|
| Organic Matter | 30 g/L |
| Alginic Acid | 15 g/L |
| Total Nitrogen (N) | 140 mg/kg |
| Total Phosphorus (P) | 429 mg/kg |
| Potassium (K) | 229 mg/kg |
| Polysaccharides | 150 ppm |
| Total Sugars | 149 ppm |
Trace Elements
| Element | Content |
|---|---|
| Fe | 24.9 mg/kg |
| Mn | 5.7 mg/kg |
| Zn | 12.5 mg/kg |
| Cu | 1.9 mg/kg |
| B | 0.32 mg/kg |
| Mo | 0.20 mg/kg |
| Mg | 225 mg/kg |
| I | 6 ppm |
Bioactive Compounds
| Component | Content |
|---|---|
| Growth Regulators | 170 ppm |
| Cytokinin | 34 ppm |
| Gibberellic Acid | 26.98 ppm |
| Betaine | 12 ppm |
| Cell Activator | 21.06 ppm |
Application Methods of Seaweed Polyphenols
- Liquid fertilizers: 5% – 20%
- Water-soluble fertilizers (solid): 5% – 20% (spray granulation or coating)
Compatible with amino acids, humic acid, NPK, and micronutrients
Production Advantages
- 100% fresh seaweed raw material
- Cold-chain preservation for maximum activity
- Low-temperature extraction technology
- High retention of active compounds (salicylic acid & jasmonic acid)
Typical Application Scenarios
- Early-stage crop establishment
- Cold season planting
- High rainfall / waterlogging areas
- High-value crops (fruits, vegetables, greenhouse crops)
Why Choose Wellyou Tech?
- Stable and consistent quality
- Export experience in 60+ countries
- Technical support for formulation & application
- Flexible customization available
Get Your Tailored Solution
Looking for a reliable seaweed polyphenols supplier or a customized formulation?
We support:
- Product samples
- Formula optimization
- Market-specific solutions
