UNIVERSAL RESIST
- Pack size
- 250 mL
- Reference
- Price list and pack sizes
- Status
- Availability on request
- Pack size
- 1 L
- Reference
- Price list and pack sizes
- Status
- Availability on request
- Pack size
- 5 L
- Reference
- Price list and pack sizes
- Status
- Availability on request
Suitable for use in organic farming · Ecocert attestation
View the attestationTotal potassium oxide (K2O) 1.00% w/w · foliar
FENORGANIC UNIVERSAL RESIST is a liquid biostimulant formulated on a single-cell freshwater algae solution (25.00% w/w) with 1.00% w/w potassium oxide (K2O). Its main use is foliar application: 1 L per 500 L of water per application, without repeating the treatment within 2 weeks, in 3 to 4 treatments over the crop cycle; in severe deficiency, up to 4 applications.
It is indicated for fruit trees (olive, almond, pistachio, vine, citrus, apple, pear, blueberry, avocado and mango), solanaceous crops and cucurbits, among other crops listed in the data sheet. It is listed in the Ecocert input attestation as suitable for use in organic farming. This official technical data sheet brings together the composition, the doses, the application timings, the compatibilities and the three pack sizes, from 250 mL to 5 L, with RRP incl. Spanish VAT.
Official FenOrganic technical data sheet · Technical content reviewed: November 4, 2026 · Price list and pack sizes: septiembre de 2026
CompositionTotal potassium oxide (K2O) 1.00% w/wView the full composition
ApplicationfoliarView the dosage table
Before applyingPrecautions and safety (5)
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Pack sizes
All pack sizes, with their price per unit.
3 pack sizes of UNIVERSAL RESIST, each with its reference. Final price · Spanish VAT included. Price list and pack sizes updated: September 2026.
| Pack size | Reference | Final RRP | Price per unit | Status |
|---|---|---|---|---|
| 250 mL | 52565 | €9.35 | €37.40/L | Availability on request |
| 1 L | 10045638 | €29.70 | €29.70/L | Availability on request |
| 5 L | 52029 | €143.00 | €28.60/L | Availability on request |
DeliveryDelivery price · 21 % VAT included
Delivery rates of the online shop (Spain and Portugal), by zone and by weight band; for other European countries, request a quotation. The amounts are final: 21 % vat included.
In the online shop, transport is confirmed according to the dispatch weight and the destination before payment. The table below is the rate by zone and weight band; the amount for your order is set when you confirm it, and nothing is charged beforehand.
Mainland Spain
| Band | Price |
|---|---|
| Up to 5 kg | €7.95 |
| Over 5 up to 10 kg | €8.95 |
| Over 10 up to 20 kg | €12.95 |
| Over 20 up to 30 kg | €20.95 |
| Over 30 up to 40 kg | €26.95 |
| Over 40 up to 60 kg | €38.95 |
| Over 60 up to 80 kg | €50.95 |
| Over 80 up to 100 kg | €62.95 |
Portugal
| Band | Price |
|---|---|
| Up to 5 kg | €19.95 |
| Over 5 up to 10 kg | €27.95 |
| Over 10 up to 20 kg | €43.95 |
| Over 20 up to 30 kg | €59.95 |
| Over 30 up to 40 kg | €76.95 |
| Over 40 up to 60 kg | €108.95 |
| Over 60 up to 80 kg | €140.95 |
| Over 80 up to 100 kg | €173.95 |
Majorca, Ibiza and Minorca
| Band | Price |
|---|---|
| Up to 5 kg | €16.95 |
| Over 5 up to 10 kg | €24.95 |
| Over 10 up to 20 kg | €37.95 |
| Over 20 up to 30 kg | €54.95 |
| Over 30 up to 40 kg | €70.95 |
| Over 40 up to 60 kg | €105.95 |
| Over 60 up to 80 kg | €140.95 |
| Over 80 up to 100 kg | €176.95 |
Formentera
| Band | Price |
|---|---|
| Up to 5 kg | €29.95 |
| Over 5 up to 10 kg | €36.95 |
| Over 10 up to 20 kg | €55.95 |
| Over 20 up to 30 kg | €74.95 |
| Over 30 up to 40 kg | €93.95 |
| Over 40 up to 60 kg | €131.95 |
| Over 60 up to 80 kg | €169.95 |
| Over 80 up to 100 kg | €207.95 |
Above 100 kg, delivery is on request: palletised delivery is assessed according to order value, volume and destination.
Technical data sheet
Composition, dosage and directions for use.
What you need in order to apply UNIVERSAL RESIST: precautions, nutrient contents, dosage by use, crops and compatibilities.
01 · SafetyPrecautions and safety
- Shake the container vigorously before use; if stored, shake immediately before use
- Use under technical advice
- Physical characteristics and appearance may vary owing to the organic nature of the product
- Apply during hours of low solar radiation
- Shelf life 2 years
02 · CompositionComposition and physical properties
| Component | Content |
|---|---|
| Total potassium oxide (K2O) | 1.00% w/w · 1.01% w/v |
| Single-cell freshwater algae solution | 25.00% w/w |
03 · DosageDosage and directions for use
| Use | Dose |
|---|---|
| Foliar, all listed crops (maintenance) | 1 L / 500 L of water per application; severe deficiency: up to 4 applications, minimum 3 |
| Foliar | 1 L per 500 L of water; do not repeat the treatment within 2 weeks; carry out 3 to 4 treatments over the crop cycle |
Application route
- Foliar
- Fertigation 0.5-6 L/ha
Application timing
- Do not repeat the treatment within 2 weeks / do not repeat within 14 days
- 3 to 4 treatments over the crop cycle; minimum 3, up to 4 in severe deficiency; 2-4 applications per cycle
- Apply during hours of low solar radiation; on soya always at dawn or dusk to avoid evaporation
- Soya: 3 applications, each 1-2 days after each fertilisation, at approximately 10, 20-25 and 40-50 days after sowing
Doses are indicative and depend on the crop, the phenological stage and the level of deficiency. For your specific case, please consult our technical department.
04 · CropsCrops
- Fruit trees: olive, almond, pistachio, grapevine, citrus, apple, pear, blueberry, almond, avocado, mango
- Solanaceous crops (potato, tomato, aubergine, pepper), cucurbits (watermelon, melon, pumpkin, cucumber), tropical fruit trees (mango, cherimoya, avocado), temperate fruit trees (apple, pear, peach, walnut, olive, almond, pistachio), grasses, ornamental flowers, legumes, liliaceous crops
All crops, with the recommended products for each one.
05 · MixingCompatibility and incompatibilities
Compatible with
- Compatible with most fertilisation programmes and combined applications
Do not mix with
- Do not mix with copper; do not mix with copper-based products
06 · Organic suitabilitySuitability for organic farming
“suitable for use in organic farming”
It is listed in the annex to the ECOCERT S.A.S input attestation Nº 245895/29/290920251037 (“UE - Atestación de Insumos” programme, Reglamentos (UE) n°2018/848 y n°2021/1165), valid until 31 de marzo de 2027.