Pacific Bark Blowers uses only the highest quality, natural products. If you have a preference, we install the product you specify. Use mulches and compost to create a particular look for your landscape. Fresh bark mulches create a uniform reddish-brown background that brightens the landscape and highlights plants. Black mulch provides a brownish-black backdrop that looks like soil. Soil Amender enriches beds and provides a brownish-black background for flowering bedding plants.