Starbucks Copycat Pumpkin Scones

Name: Starbucks Copycat Pumpkin Scones
Cuisine: European, British
Ingredients: 2 and 1/4 cups all-purpose flour; 1 Tablespoon baking powder; 1 teaspoon ground cinnamon; ¼ teaspoon ground nutmeg; ½ teaspoon ground ginger; ¼ teaspoon ground cloves; ½ teaspoon salt; 1/3 cup granulated sugar; 1 stick (113 g) unsalted butter, very cold, cut into cubes; 1/2 cup (130 g) pumpkin purée; 3 tablespoons + 1 teaspoon milk; 1 teaspoon vanilla extract; 125 g powdered sugar, sifted (1 cup); 65 g heavy cream (about 4 tbsp); 3 tbsp sugar glaze; 1 tablespoon pumpkin purée; 1 tsp pumpkin pie spice (or spices of choice); 1–2 tablespoons milk, as needed to adjust consistency