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Oil Crops Fertilizer Solutions

Optimized Nutrient Strategies for Palm Oil, Sunflower, and Rapeseed Growth

Introduction to Oil Crops

Oil crops—including oil palm, sunflower, rapeseed and other oil-bearing species—are vital for both food and industrial oil production. Proper nutrient management is crucial to maintain high bunch yield, fruit density, and oil content. For oil palm, maintaining a balance of macronutrients and micronutrients ensures sustained productivity over its long lifespan.

Introduction to Oil Crops

Nutrient Requirements

Essential nutrients to support oil formation, fruit filling, and yield optimization in oil crops.

NutrientFunctionDeficiency SymptomsRecommended Fertilizer
Nitrogen (N)Supports leaf area, bunch initiation, and oil synthesisPale fronds, slow growthUrea, NPK 20-10-10
Phosphorus (P)Root development, early fruit set, and energy transferPoor root formation, delayed floweringDAP, NPK 16-20-12
Potassium (K)Enhances oil content, fruit filling, and disease resistanceLeaf tip burn, small fruitsMOP, NPK 12-12-24
Magnesium (Mg) & Sulfur (S)Promote chlorophyll synthesis and oil accumulationYellowing leaves, reduced oil contentMgSO₄, S-enriched NPK
Boron (B) & Zinc (Zn)Enhance flower fertility, fruit retention, and oil qualityAbnormal fruit set, empty bunchesTerafon® MicroOil (Zn+B)

Fertilizer Recommendations

For oil palm and other oil crops, fertilization should align with vegetative growth, flowering, and fruiting stages to optimize yield and oil accumulation.

Pre-Planting / Establishment

Apply basal fertilizers rich in P and K to encourage root development and early canopy formation.

Vegetative Growth / Flower Initiation

Maintain a steady N supply and begin supplementing micronutrients like B and Zn to support flower differentiation.

Fruit Development / Oil Accumulation

Increase K and Mg during fruit formation to enhance oil concentration and reduce fruit drop.

Maintenance / Mature Phase

Adopt a balanced NPK regime with periodic foliar sprays to sustain high oil yield in mature oil palm plantations.

Recommended Products

Terafon® PalmGrow NPK 12-12-17+2Mg+TE

Ideal for oil palm during vegetative and early fruiting stages; promotes root strength and leaf vigor.

Terafon® OilMax K40

High-potassium formulation designed to enhance fruit filling and oil accumulation.

Terafon® MicroOil (Zn + B + S)

Micronutrient blend that improves flower fertility and ensures uniform fruit bunch development.

Terafon® SoilBoost Organic-Mineral

Improves soil structure and nutrient availability, promoting sustainable oil crop productivity.
Introduction to Oil Crops Application Guidelines by Growth Stage

Application Guidelines by Growth Stage

Pre-Planting / Nursery

Apply PalmGrow NPK 12-12-17 during soil preparation or early transplanting.

Vegetative / Flowering

Ensure continuous N and Mg supply; monitor for B and Zn deficiency symptoms.

Fruit Bunch Formation

Use OilMax K40 and foliar MicroOil to support fruit retention and oil build-up.

Maintenance / Maturity

Continue balanced NPK and micronutrient application for consistent yield and quality.
Pro Tip: For oil palm, split fertilizer applications (3–4 times per year) maximize nutrient efficiency and prevent leaching losses in tropical rainfall zones.

Results & Benefits

  • Increased fresh fruit bunch (FFB) yield per hectare
  • Higher oil extraction rate (OER) and oil quality
  • Stronger root and leaf development
  • Better resilience to nutrient and water stress
  • Improved long-term soil fertility

Related Food Crops

Contact & Resources

Need guidance for your oil palm or oilseed fertilization program? Terafon agronomists can design site-specific nutrition strategies to optimize yield and oil recovery.

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