Grilling Planks - 4 Pack Cedar and Alder - Premium Thicker Wood for Barbecue Salmon, Seafood, Steak, Burgers, Pork Chops, Vegetables and More Cedar Grilling Plank - Made from premium all natural USA western cedar. Alder Hardwood - Thick textured grilling planks for more flavor. BBQ Grill Planks - Soak the plank in water for 20 minutes before using. For the grill master or cooking enthusiast in your life.