Which items are typically included in soil preparation when establishing a vineyard?

• A. rock removal, subsoiling, root removal, weed management, manure/compost/fertilizers, ploughing, pH adjustment, landscaping
• B. Irrigation planning and drainage
• C. Pruning and trellising
• D. Pesticide rotation protocol

Answer: (A)

Preparing the soil for a new vineyard focuses on creating a deep, well-structured, nutrient-ready rooting environment that drains well and supports steady growth. Rock removal clears obstacles that can impede root penetration and drainage. Subsoiling loosens compacted layers below the surface so roots can exploration deeper soil horizons and water can move efficiently. If replanting, removing old or damaged roots helps establish a clean, healthy bed for new roots to grow into. Weeds compete with vines for water and nutrients, so weed management reduces that competition during establishment. Adding manure, compost, or other fertilizers replenishes organic matter and essential nutrients, boosting soil biology and fertility. Ploughing helps mix organic matter into the soil, improving aeration and structure, while pH adjustment ensures nutrients remain available to roots. Landscaping addresses the physical and environmental setup of the site—grading, drainage, stabilizing the soil, and shaping the land to prevent erosion and support machinery access.

Irrigation planning and drainage, pruning and trellising, and pesticide rotation belong to later stages of vineyard development or to crop management rather than the soil preparation phase, which is why they’re not grouped with soil-prep tasks.