Oak hardwood has a grain pattern that waves. Depending on the way it was sawn at the mill it could have a tight grain pattern called rift and quarter, it could have knots and knots with holes and is termed #2 common. Oak without any knots is called a clear grade oak.
Oak can be stained any color for a unique look and it can be treated with a circular blade for an antique look. For a wide variety of textured woods follow this link Texture Wood [rl_gallery id=”169″]
Douglas – Fir grain is generally straight or slightly wavey with a medium to coarse texture. It can be stained a variety of colors and has a particular antique look with skipped planned texturing. Follow this link for textured wood. Douglas- Fir textures
Hickory has heartwood that tends to be light to medium brown, with a reddish hue; sapwood is a paler yellowish brown. Her grain is straight but sometimes wavey with a medium texture. Hickory textures
Walnut has a heartwood that ranges from a lighter pale brown to a dark chocolate brown with darker brown streaks. Color can sometimes have a gray, purple, or reddish cast. Sapwood is nearly white. and Its grain is usually straight but can be irregular with a medium texture and moderate natural luster. Walnut textures