SOIL TEXTURE AND VINEYARD MANAGEMENT

SOIL TEXTURE AND VINEYARD MANAGEMENT

MONDAY, DECEMBER 14, 2020.  BY STAN GRANT, VITICULTURIST. Texture is a fundamental and familiar soil property. Among winegrape growers, it is common knowledge that sandy or lighter textured soils hold less water and consequently, dry more rapidly than clayey or...
TOWARDS AN UNDERSTANDING OF VINEYARD POTASSIUM

TOWARDS AN UNDERSTANDING OF VINEYARD POTASSIUM

MONDAY, AUGUST 26, 2024.  BY STAN GRANT, VITICULTURIST. Poor potassium. So vital and yet, so often misunderstood. Many times, potassium (K) is expected to behave like other macronutrients, that is similar to nitrogen, phosphorus, sulfur, magnesium, and calcium. But...
SOIL COMPACTION: A STEALTHY THIEF

SOIL COMPACTION: A STEALTHY THIEF

MONDAY, SEPTEMBER 19, 2022.  BY STAN GRANT, VITICULTURIST. In vineyards, some problems develop fast, like powdery mildew epidemics and heat stress. These become apparent within days after initiation. Other problems are more insidious, slowly revealing themselves over...