◦ 5 L format · makes 1,665 L · cold extraction
Ulva ohnoi biostimulant · 5 L
Liquid biostimulant obtained from Ulva ohnoi macroalgae cultivated in the ponds of the Marismas del Río Piedras Natural Site, Huelva, Spain. It supplies ulvans, amino acids and natural phytohormones. Diluted at 30–50 ml per 10 litres of irrigation water, every 15–20 days through the growing season. CAAE certified.
€89.90 VAT included
◦ Retail sales currently go through Amazon, with the platform's shipping and returns. For pallets or tankers, request wholesale pricing.
◦ In case of withdrawal, the direct cost of returning the goods is borne by the consumer: terms of sale (in Spanish) · shipping and returns (in Spanish). Buying from outside the European Union? Write to us and we will confirm availability and the regulatory situation in your country. Both documents are only available in Spanish.
Technical data sheet
| Item | Value |
|---|---|
| Origin | Own-cultivated Ulva ohnoi macroalgae · Río Piedras marshes, Cartaya (Huelva), Spain |
| Declared components | Alginic acid · water-soluble magnesium · water-soluble potassium · water-soluble phosphorus · amino acids · β-carotenes · 11 natural phytohormones · ulvans |
| Extraction | Cold |
| Dosage in irrigation | 30–50 ml per 10 L of water |
| Frequency | Every 15–20 days through the growing season |
| Application routes | Irrigation and foliar |
| Coverage | 5 L make 1,665 L of irrigation solution |
| Formats | 1 L · 5 L (5 L makes 1,665 L) |
| Certification | CAAE — organic farming |
| Country of origin | Spain |
| Registration numbers | — |
30 ml per 10 L is 3 ml/L: 5,000 ml ÷ 3 = 1,665 L. What an Ulva biostimulant is and how it works: the category's technical page.
◦ The alga is still alive inside the container
If it arrives swollen, that is a good sign
The container may arrive slightly swollen. That is normal: the alga is still biologically active and generates gas naturally. Open the cap to release the pressure and the container returns to shape.
FAQ
What dosage is applied?
30–50 ml per 10 litres of irrigation water, every 15–20 days through the growing season. Foliar application is also possible.
How much does the 5-litre jug make?
1,665 litres of irrigation solution at the minimum dose. The 1-litre format makes 333.
Is it certified for organic farming?
Yes, with CAAE certification, the Andalusian organic farming committee. We are confirming whether the certificate covers the raw material, the formulated product or both; it will be published here once confirmed.
Why does the container arrive swollen?
Because the alga is still biologically active. Open the cap, the pressure is released and the container returns to shape.
Can it be applied as a foliar spray?
Yes. Avoid contact with eyes and skin, and do not exceed the dose.
Do I need a larger volume?
For pallets or tankers, request wholesale pricing on the distribution page: tier conditions are sent in writing.
