Astilbe biternata - False Goatsbeard - Gallon Sale
Similar in appearance to the Aruncus (Goats Beard), hence the common name. Puts on a beautiful show of white flowers in the Summer months with the flower stalks reaching a height of around 4-5 feet when mature. this is a very hardy plant that does well in the shade garden with rich moist well drained soil. Keep in mind this plant can get quite large with a spread of 24-30 inches, so give it some room, gets much larger than the hybrid Astilbes you might be familiar with.
Shade, Rich Soil, Summer, 3-5 ft Tall, Zones 4-9