Add a dry creek bed to your back yard and add some character. Follow these DIY instructions to get started! (scheduled via http://www.tailwindapp.com?utm_source=pinterest&utm_medium=twpin&utm_content=post348079&utm_campaign=scheduler_attribution)
Dry Creek Bed Landscaping...for the north side of the driveway if you want a low barrier between you and the neighbor. But, along with the Stella de'ora day lillies, I would plant some Karl Foerster grass and Walker's Low Catmint.