Acorus calamus – Calamus, Sweet flag


Sweet flag is a perennial, rhizomatous, iris-like herb.   It is found on wet soils and shallow water in ditches, marshes, river edges and ponds. Sweet flag has thick, creeping rhizomes with brownish exteriors and white, fleshy interiors.

Acorus calamus – Sweet flag, Calamus

NRCS plant fact sheet


L – Large Plug, 9″ deep (520 ml)
XL – Deep Tru Qt, 4x4x9.5″ (1540 ml)