GroGreen 0410000 4' x 100' Single Net Straw Erosion Control Blanket - This single net straw temporary erosion control blanket is composed of a 100% certified weed-free agricultural straw matrix mechanically (stitch) bonded on 2" centers to a single synthetic, photodegradable net. The net is secured to the top of the ECB to restrain the straw matrix once installed. The blanket is intended for use in channels or on slopes requiring erosion protection for a period up to 12 months. Actual field longevity is dependent on soil and climatic conditions.