Potassium In Kiwifruit, How Important is it to Your Vines?

Zespri Innovation submitted samples from a trial to be analysed for nutrient elemental content as well as dry matter levels where a foliar Potassium product (0-5-20) had been used to ascertain whether this product could contribute to improvements in dry matter of fruit.  The results indicated that foliar applications of Potassium had a significant effect on dry matter content in the fruit, which in turn has been correlated to better quality fruit.

The importance of supplementary use of foliar Potassium throughout the growing season should not be underestimated, especially towards harvest when the demand for this element is at its greatest.

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