In the vast region of Alentejosouth of Portugal, While most of the country sleep, groups of workers under the light of their front flashlights. The scene, almost cinematographic, responds to a Tradition that has been strengthened in recent years: nightlife collection.
This method, in addition to picturesque, has a practical reason. Reap during the night allows preserve the freshness of grapes and protect them from the effects of extreme heat and oxidation. In a region where daytime temperatures can exceed 40 ° C in August, the night thermal difference becomes essential to ensure the quality of wine.
This fruit, heat sensitive, It can mature too fast if it is exposed to high temperatureswhich alters the balance of sugar and compromises the development of flavors. When they are collected in the freshness of the night, they retain their properties better, allowing the winemakers to make fresher, balanced and rich wines in nuances.
Night harvest is not new, but has gained prominence as The extends the warm stations and increases the medium temperatures.
Barbara Monteiroco-propietary and manager of the Herdity Da Fonte Santa winery, confesses that at first it was difficult to convince workers to change their routine, but now Many prefer it because they avoid heat and have the day off to rest.
In fact, practice is not limited to Portugal, but It has spread to wine regions of Spain and Italyadapting to the harvest calendar that goes from the end of August to October. However, in the Alentejo, where the weather is especially rigorous, the night harvest has become a key tool to maintain quality in the face of global warming challenges.
