Global Seaweed Extracts Biostimulant Market to Reach USD 1.89 Billion by 2033, Driven by Sustainable Agriculture Trends

Phoenix Research forecasts a CAGR of 9.1% (2025–2033), with Europe leading and Asia-Pacific emerging as the fastest-growing region
Lead Analyst: Rachna Patni, Senior Research Analyst, Phoenix Research

Singapore, November 11, 2025 — The Global Seaweed Extracts Biostimulant Market is experiencing significant growth as farmers increasingly seek eco-friendly and sustainable solutions to improve crop yields and soil health. Seaweed-based biostimulants, rich in natural hormones, amino acids, and minerals, enhance plant growth, stress tolerance, and productivity while reducing dependency on chemical fertilizers.

According to Phoenix Research’s Demand Forecast Engine, the market is valued at USD 945 million in 2025 and is projected to reach approximately USD 1.89 billion by 2033, expanding at a CAGR of 9.1% during 2025–2033. Europe currently leads due to strong regulatory support for organic farming, while Asia-Pacific is the fastest-growing region, driven by adoption in India, China, and Indonesia.

The market is evolving with innovative extraction techniques, advanced formulations, and increasing farmer awareness, shaping the future of sustainable agriculture worldwide.

Key Drivers of the Global Seaweed Extracts Biostimulant Market Growth

Rising Demand for Sustainable Agriculture Practices

Farmers are shifting toward eco-friendly crop management, and seaweed-based biostimulants serve as a natural, safe, and effective alternative to chemical inputs.

Increasing Adoption of Organic Farming

Seaweed extracts improve soil fertility, nutrient absorption, and plant health, complementing organic farming practices globally.

Government Policies Supporting Eco-Friendly Inputs

Regulations and subsidies promoting sustainable and organic farming are boosting market adoption worldwide.

Technological Advancements in Extraction and Formulation

Innovations like cold extraction and enzyme-based formulations increase product potency, shelf life, and efficiency.

Climate Change and Crop Stress Management

Rising droughts, salinity, and temperature extremes drive demand for biostimulants that enhance crop resilience and productivity.

Growing Investments by Agritech Companies

Strategic collaborations and product development by agritech firms are expanding the market reach and supporting innovation.

Global Seaweed Extracts Biostimulant Market Segmentation

By Type

• Liquid Seaweed Extracts

• Powder Seaweed Extracts

• Granular Seaweed Extracts

By Crop Type

• Cereals & Grains

• Fruits & Vegetables

• Oilseeds & Pulses

• Turf & Ornamentals

• Others

By Application Method

• Foliar Treatment

• Soil Treatment

• Seed Treatment

By Source

• Brown Seaweed (Ascophyllum, Laminaria, Sargassum)

• Red Seaweed (Gracilaria, Kappaphycus)

• Green Seaweed (Ulva, Enteromorpha)

By Region

• North America

• Europe

• Asia-Pacific

• Latin America

• Middle East & Africa

Regional Insights

Europe – Leading Regional Market

Europe dominates with strong organic farming policies, regulatory frameworks, and advanced agricultural practices, especially in Spain, France, and Italy.

Asia-Pacific – Fastest Growing Region

Rising awareness, expanding seaweed cultivation, and government incentives are driving rapid adoption in India, China, and Indonesia.

North America – Focus on Sustainable Crop Inputs

The U.S. and Canada are increasingly using biostimulants to support regenerative farming and reduce chemical dependence.

Latin America – Emerging Organic Farming Hub

Brazil and Chile are integrating biostimulants to enhance soil fertility and export-quality produce.

Middle East & Africa – Gradual Adoption in Arid Regions

Water-scarce areas are adopting seaweed extracts to improve crop tolerance to heat and salinity stress.

Leading Companies in the Global Seaweed Extracts Biostimulant Market

• Acadian Seaplants Limited

• CP Kelco

• Seasol International Pty Ltd.

• AlgaEnergy S.A.

• Gelymar S.A.

• Tradecorp International

• Biostadt India Limited

• Lallemand Plant Care

• Ocean Harvest Technology Ltd.

• Valagro S.p.A.

These companies focus on sustainable sourcing, advanced extraction technologies, and global market expansion. CP Kelco holds the largest market share.

Strategic and Technological Insights

• Expansion of Seaweed Cultivation ensures consistent raw material supply.

• Biotechnology-Based Formulations improve nutrient uptake and stress resilience.

• Collaborative R&D Programs between universities and agritech firms drive innovation.

• Integration with Digital Agriculture Platforms allows precision application and monitoring.

• Regulatory Support encourages organic certification and market confidence.

Global Seaweed Extracts Biostimulant Market Forecast Snapshot (2025–2033)

Why the Global Seaweed Extracts Biostimulant Market Remains Critical

• Promotes sustainable, low-impact agriculture.

• Enhances soil fertility and plant resilience naturally.

• Reduces reliance on chemical fertilizers and pesticides.

• Aligns with global organic farming and sustainability goals.

• Encourages innovation in marine bioresource utilization.

Final Takeaway

The Global Seaweed Extracts Biostimulant Market exemplifies the transition toward sustainable, resilient, and eco-friendly agriculture. As climate pressures, soil degradation, and environmental concerns grow, seaweed-derived biostimulants provide a natural, high-performance solution for modern farming.

Supported by regulatory frameworks, technological innovation, and growing farmer awareness, the market is poised for steady, long-term expansion.

At Phoenix Research, our agricultural intelligence platform enables stakeholders to track market trends, evaluate innovation opportunities, and develop strategies for sustainable agri-input growth.

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Global Seaweed Extracts Biostimulant Market Size and Share Analysis 2025-2033