Wood species Ziricote - Scientific name Cordia dodecandra - Color Medium to dark brown with either green or purple hue intermixed with black growth rings - Texture Grain is straight to slightly interlocked. Medium to fine texture , with good natural lust - Dimensions 21 x 3 x 3/8 inches - Moisture Content Around 10-13% - Air Dried Yes - Ideal for a variety of applications including decks, play sets, landscaping and other outdoor projects where lumber is exposed to the elements. When used properly it is both safe and environmentally friendly. Treated wood is typically still wet when its delivered to the job site. As it dries, you should expect slight changes in width and length. As lumber dries, it may split, cup and warp. This is more likely to occur to occur in lower-grade boards, where knots and uneven grains are already present. Each piece of lumber is unique and carries physical characteristics that may include the following: knots, warping, shrinkage, swelling and/or splitting. Maintains beauty and structural integrity with easy maintenance sign.