Applications · Agriculture
Ulva biostimulants for professional agriculture
Extracts and biostimulants based on Ulva seaweed for professional crop management, addressed to fertiliser manufacturers, cooperatives and agricultural distribution.

- OriginCartaya, Huelva (Spain)
- Raw materialUlva seaweed
- ModelTailored B2B development
Why Ulva
Seaweed extract with applied research behind it
We work end to end with Ulva seaweed and study its agronomic use together with public research centres.
- 01
Specialisation
End-to-end work with Ulva seaweed, from cultivation to processing.
- 02
Process control
Sourcing, processing and development under internal traceability.
- 03
Applied research
Scientific collaboration to study and develop B2B uses of Ulva.

Application · Agriculture and fertilisers
Ulva extract as a foliar and root biostimulant
- Contexto
- Ulva ohnoi extract has been studied in viticulture and other crops within the SEAWINES project, in collaboration with IFAPA, UPV/EHU, ICVV and NEIKER.
- Necesidad
- Fertiliser manufacturers, cooperatives and distributors need a consistent extract, professional formats and documentation for their catalogue.
- Enfoque
- We supply extract in bulk or as finished references, with formats from 5 L to tanker loads and campaign-based supply agreements.
- Evidencia
- SEAWINES (2021–2025): applied research on Ulva ohnoi in vineyards, with plant defence studies and field trials on physiological parameters of the grape.
Qué diferencia a Ecoalga
What Ecoalga brings to an agricultural project
Full specialisation in Ulva, control of origin and B2B work adapted to each client project.
Controlled origin and environment
Ulva cultivation in the Río Piedras marshes, Cartaya (Huelva), with traceability of origin.
Specialisation in Ulva
A company fully dedicated to the professional use of Ulva seaweed.
Applied research
Collaboration with scientific centres in projects such as SEAWINES to develop new applications.
Multi-sector B2B adaptation
Case-by-case work with manufacturers, laboratories and distributors across several industries.
How we work
From briefing to supply
A structured B2B process to assess the use of Ulva in your development.
Contact and briefing
We gather formulation objectives, product type and estimated volume.
Technical assessment
We study the feasibility of Ulva and the right format (fresh, dried or extract).
Samples and trials
We ship material for laboratory testing and process adjustment.
Scale-up and supply
We define supply conditions and traceability for B2B production.
Con quién trabajamos
Who we work with in agriculture
Fertiliser manufacturers, cooperatives, agricultural distributors and research centres.
Manufacturers
Integrating Ulva into industrial products.
Distributors and cooperatives
Wholesale supply and campaign-based work.
Research centres
Collaboration in scientific projects.
Innovation departments
Exploring new applications.
Our agricultural line is built on Ulva grown in Cartaya and on research carried out with Spanish public centres.
Otras aplicaciones
Explore other Ulva applications
B2B development
Do you have an application for Ulva seaweed?
Tell us about the industry, product or project you are working on. Our team will assess the application, the format and your supply needs.