Summer oyster mushrooms, also known as Pleurotus populinus, are a type of edible mushroom that typically fruit in warm weather. They have a delicate flavour and a velvety texture, making them a popular choice in various dishes. These mushrooms can be sautéed, grilled, or used in soups and sauces. They are often found growing on decaying wood, particularly in summer, and can be cultivated for culinary use.