Before Click image for larger version and photo data Here the stream corridor is overgrown with European buckthorn and other invasive brush. The thick growth prevents sunlight from reaching the ground and extinguishes native plants. Click image for larger version and photo data The dense brush canopy contributes to soil erosion by preventing the growth of soil holding plants. Click image for larger version and photo data Water moves rapidly through the unvegetated stream corridor during storm events, washing away soil and nutrients. Return to Streambank Erosion Control