Feather Reed Overdam - Size: 1 Gallon (Calamagrostis x acutiflora 'Overdam') 100% money-back guarantee. If it doesn't arrive healthy, we'll replace it or refund it! Container Size: 1 gallon Mature Height: 3-4 ft. Light Requirements: Full Sun , Partial Shade Attracts Birds , Blooms first year , Deer Resistant , Drought Tolerant