Eleocharis genus (Spike rush). These are evergreen rhizomatous perennials they will form dense tufts. The flowers are produced in spikes or panicles of florets. They are cultivated in China and southern Asia for their edible corms, which are eaten fresh or cooked.
China and southern Asia
Seed in spring or autumn, or by division in autumn; however forms should be propagated by division only.
Usually little trouble from pests and diseases.
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