Grape's Potassium Deficiency (K) - Cibra Fertilizantes

Grape’s Potassium Deficiency (K)

It plays a role in the synthesis of sugars, in the acidity of musts and in the constitution of reserves for the plant. 

Controls the water supply of the vineyard. Allows the thickening of the berries. Influences the migration of sugars. Improves the aromas and flavor of juice or wine.

Deficiency – The characteristic symptoms of K deficiency are: yellowing and subsequent necrosis of leaf margins; curling the edges of the leaves both downwards and upwards; rough, corrugated leaves; and intermediate leaves with darkening between the veins.

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