The growth and yield achieved by your grapevines each year depends heavily on the Nitrogen (N) levels in the vineyard. While some amount of nitrogen is typically needed each year, the best way to determine what quan...

Potassium (K) is a main contributor to plant growth. An abundance of potassium in the plant tissues translates to high levels in the fruit. Despite what the plant stores, when we remove the fruit from the vineyard e...