Coteaux du Layon is a wine region located in the Loire Valley of France, known for its sweet white wines made primarily from the Chenin Blanc grape. The region's unique climate and soil conditions, particularly its proximity to the Layon River, contribute to the development of noble rot, which enhances the sweetness and complexity of the wines. The wines from Coteaux du Layon are typically characterized by their rich flavors of honey, apricot, and citrus. They are often enjoyed as dessert wines and can age well, developing deeper flavors over time. This region is recognized for producing high-quality wines that reflect its distinct terroir.