Carex morrowii

Carex morrowii, the kan suge, Morrow's sedge, Japanese grass sedge or Japanese sedge, is a species of flowering plant in the family Cyperaceae. It is native to central and southern Japan, and has been introduced to Belgium, Denmark and Austria.
An ornamental sedge with a large number of cultivars, it tolerates heavy shade and wet soil, and is erosion and deer-resistant. Consequently it is recommended as a slowly spreading ground cover, for naturalizing, and in rain gardens. It is hardy in USDA zones 5 through 9 and does well in containers.

Subtaxa

The following varieties are currently accepted:

Carex morrowii var. laxa – Yakushima
Carex morrowii var. morrowii
Carex morrowii var. temnolepis – Japan

Cultivars

A large number of cultivars are commercially available, including:

'Everglow'
'Fisher's Form'
'Gilt'
'Gold Band'
'Ice Dance'
'Irish Green'
'Nana Variegata'
'Pinkie'
'Silk Tassel'
'Vanilla Ice'
'Variegata'