What does harvesting refer to in grapevine management?

Harvesting in grapevine management specifically refers to the process of removing ripe fruit from the vines. This stage is crucial in viticulture as it directly determines the quality and potential yield of the wine produced. Timing is important; grapes are typically harvested when they have reached optimal ripeness, which affects the sugar levels, acidity, and overall flavor profile of the grapes.

During the harvesting process, various methods can be employed, such as hand-picking or using mechanical harvesters, depending on the scale of the vineyard and the specific goals for the grape quality. The successful removal of ripe fruit signals the end of the growing season and the beginning of the winemaking process, making it a pivotal step in grapevine management.

The other answers reflect different management practices unrelated to grape harvest. The application of pesticides pertains to pest control within the vineyard, thinning of vines involves selectively removing excess foliage or shoots to enhance air circulation and sunlight penetration, and planting of new vines pertains to vineyard establishment, rather than the act of bringing mature grapes to the winery.