Calamagrostis x acutiflora
blooms in late summer
comes in 3 or 5 gallon pots
C. x acutiflora – Feather Reed Grass – This slow spreading, clump forming perennial grass is a cross between C. arundinacea and C. epigejos and grows 2-6′ feet tall and 2-4′ feet wide. It produces thin, arching, linear, flat, slightly glossy, mid green leaves, 18-36″ long. In mid and late summer it bears stiff, erect,, unbranched stems bear silky, silvery, bronze to pale purple-brown inflorescences in narrow panicles 6-12″ long, on stems 3-5′ feet long, these persist throughout winter.
perennial grass -Grow in any moist, humus rich soil in full sun or partial shade, although they will tolerate all but the poorest soils. In early spring, before new growth begins, cut down to the ground all stems that were left for winter effect. Divide in mid spring.