Potassium
Symptoms
Orange-yellow scorching of older leaves; thin, poorly filled fingers.
Correction
Potassium fertilizers in regular splits, especially after shooting.
Fruits · Musa spp.
Banana fertilizer and nutrition guide
Very high nitrogen and potassium needs through a long crop cycle: ideal for fertigation.
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About Banana nutrition
Banana is a fast-growing, long-duration crop (about 11-13 months) with one of the highest nitrogen and potassium requirements of any fruit crop. Fertigation in regular splits through the season gives bigger bunches and better finger filling than a few large soil doses.
- Climate
- Tropical humid climate, about 20-35 °C; sensitive to cold and strong winds.
- Soil
- Deep, well-drained loam rich in organic matter, pH around 6.0-7.5.
Stage-wise nutrient management for Banana
What the crop needs most at each growth stage.
Planting & establishment
Phosphorus and organic manure for roots.
Vegetative growth
High nitrogen with potassium for pseudostem and leaf growth; magnesium for leaf health.
Flowering (shooting)
Potassium, calcium and boron for bunch development.
Bunch development
High potassium for finger size, filling and quality.
Common nutrient deficiencies in Banana
How to recognise them in the field and how they are usually corrected.
Magnesium
Symptoms
Yellowing in the middle of leaf blades while the midrib and margins stay green.
Correction
Magnesium sulphate through drip or soil application.
Zinc
Symptoms
Narrow, pointed young leaves with yellow stripes.
Correction
Chelated zinc foliar spray.
More fruits guides
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Exact doses depend on your soil test, variety and irrigation. Tell us your crop stage, area and location and we will recommend the right products and quantities.
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