Panicum amarum'Dewey Blue' is a clump-forming, deciduous, perennial grass with upright to arching, linear, blue-green leaves, yellow in autumn, and long, airy panicles of tiny, blue-flushed, green flowers followed by pale brown seed heads.
Wintertender warm season perennial Height 120/160 cm Width 50-60cm Spacing 50 cm /3-5 pc/m2 Flowering time VIII-X Site sunny, dry to medium moisture, poor soil. Use accent,groups Propagation division Cutting back latespring