Wet seasons can dramatically point out the need for sufficient waterways. Make sure your farm's conservation plan uses grass waterways as needed to protect the soil. Some years, they are all that stand between the soil and severe erosion. Waterways Smooth bromegrass is very hardy and aggressive, and it is common in Iowa. It protects a waterway channel and works best on fertile, well-drained soils.
Kentucky bluegrass is used extensively in waterways.
It grows well in Iowa, but lacks the root depth of other grasses. Reed canarygrass is a perennial that grows equally well in dry and wet areas, and it works well in waterways that are too wet for other grasses. Timothy is not as deeply rooted as other grasses, requires more fertile soil, and does not thrive on wet soil or during hot, dry weather. This information subject to a usage policy .