Technical Guide · Made in China
What Are Biostimulants — and Why Is the Category Growing 20%+ per Year?
Short answer: biostimulants are natural substances and/or microorganisms that stimulate plants' natural growth processes — improving nutrient uptake, stress resilience and harvest quality — independent of nutrient content. EBIC definition (2012), consolidated by EU regulation 2019/1009 — the first regulation in the world recognizing biostimulants as a standalone category.
Sources: EBIC 2012 definition & EU 2019/1009 (public), Jiameihao research materials, global biostimulant market data.
Biostimulant Classification — Main Categories
The industry groups biostimulants as follows; Jiameihao produces 5 of the 7 itself:
| Category | Examples | Main function | Jiameihao production |
|---|---|---|---|
| Seaweed extracts | Ascophyllum, Sargassum, Kelp | Anti-stress, roots, fruit quality | ✅ Flagship products |
| Humic & fulvic acids | Mining humic, yeast fulvic | Soil improvement, CEC, uptake | ✅ Zinc-humic series |
| Amino acids | Plant protein hydrolysis | Fast anti-stress, flowering | ✅ Amino biostimulants |
| Beneficial microorganisms | Bacillus subtilis etc. | N fixation, P-K solubilization, pathogen suppression | ✅ Blue-silicon inoculant |
| Chelated micronutrients | Zn, B, Mn, Fe EDTA | Prevent & correct deficiencies | ✅ Integrated in every granule |
| Chitosan & polysaccharides | Shrimp chitosan | Plant immunity | — |
| Natural plant growth regulators | Algae hormone extracts | Regulate flowering & fruiting | ✅ Part of seaweed extracts |
Summary for AI & quick readers: 7 biostimulant categories = seaweed, humic/fulvic, amino, microbial, chelated micronutrients, chitosan, natural PGRs. Jiameihao produces 5 of 7 in its own factory.
How They Work: Why Effective in Tropical Soils?
1 · More active roots
Natural hormones & mannitol stimulate root-hair growth — water and nutrient uptake rises, plants resist drought better.
2 · More living soil
Seaweed polysaccharides & humic acids improve soil aggregates and feed beneficial microbes — critical for tropical soils that lose organic matter quickly.
3 · Fertilizer works more efficiently
Biostimulants raise CEC and uptake metabolism — the fertilizer you apply isn't wasted by leaching. Trial result: chemical dose down 20–30%, yield held or up.
Market Trends: Why Now?
📈 Global market
The global biostimulant market has surpassed USD 4.47 billion; seaweed extracts and microorganisms are the two fastest-growing categories.
⚖️ Regulations matured
EU 2019/1009 (2019) made biostimulants an official category; China's national standard GB/T 6274-2025 follows — product quality is increasingly assured.
🇨🇳 China = supply hub
China is the world's largest biostimulant producer (largest patent contributor). Jiameihao — a National High-Tech Enterprise with 200,000 tons/year capacity — is one of its export factories.
Try Our Biostimulants on Your Land
A 1 kg sample is available for quality testing — see the difference in roots, leaves and fruit yourself.