Jan 24, 2017- Thinking about RainSee more ideas about Rain garden, Garden landscaping and Garden. 36 Best Swales are Swell! images | Rain garden - Pinterest Please note: You are currently browsing img rock drainage swale landscape traditional with garden that is 742x990px in size. This image is listed in swale landscaping ideas category. 36 Best Swales are Swell images Rain garden Pinterest, 742x990 in 218.47 KB.