Pinch or cut upright branches. Shake them thoroughly in salt water to remove dirt.
Cannot be preserved.
University of Hawaii
Flower limu is found on sand, rock or coral in shallowwater and low tides. Branches are cylindrical or flattened and can be red, pink, purple, yellowish-green or black in color. The plant is often entangled or covered with sand (Novaczek, 2001).