Grilled Jerk Chicken Wings

Name: Grilled Jerk Chicken Wings
Ingredients: 1 cup scallions, whites and greens roughly chopped (6 to 8 scallions), plus extra sliced for garnish; 1/3 cup vegetable oil, plus additional for oiling the grill grates; 1/3 cup soy sauce; 2 tablespoons roughly chopped fresh ginger; 2 tablespoons light brown sugar, packed; 1 tablespoon fresh thyme leaves, plus a small handful of sprigs; 3/4 teaspoon ground allspice; 1/2 teaspoon ground cinnamon; 3 cloves garlic, roughly chopped; 2 Scotch bonnet peppers, halved and seeds removed (see Cook's Note); Zest and juice of 1 lime, plus wedges for serving; Kosher salt and freshly ground black pepper; 3 pounds chicken wings, wingettes and drumettes separated and tips discarded