Terroir matters in wine production as it refers to the unique environmental factors, including the soil, topography, climate, and microclimate, that affect the grapes’ growth and impart distinctive characteristics to the wine. The terroir contributes to the grapes’ colour, flavour, tannin, acidity, and texture, which are essential components that determine a wine’s quality, complexity, and identity. Terroir directly influences the grape’s chemical composition which in turn dictates if the grapes are more suitable for particular wine styles. For example, cool-climate terroirs are ideal for producing lighter-bodied wines with higher acidity, while warm-climate terroirs are better suited for full-bodied wines with lower acidity. Therefore, understanding terroir is essential for winemakers in selecting the right vineyard sites, grape varieties, and farming practices to produce high-quality wines that express the unique characteristics of a specific terroir.