One of the best options is a light mix for cuttings and seedlings. Spignel Meum athamanticum. Although data on the effects of crop rotations on weed seed banks in organic systems have not been consistent, there is some evidence suggesting that more diverse rotations, especially those that include one or more years in red clover, alfalfa, or other perennial sod crops, can help reduce seed inputs from velvetleaf and other annual weeds, and promote seed bank declines through seed predation and decay Davis et al.  Source: [url=https://www.mineimatorforums.com/index.php?/topic/93318-sofa-chair/]https://www.mineimatorforums.com/index.php?/topic/93318-sofa-chair/[/url]