Green food for smaller herbivorous cichlids. sera Granugreen is the staple food consisting of carefully manufactured granules for smaller cichlids that mainly eat plants and periphyton. This includes many of the East African cichlid species. High quality herbal components such as Spirulina algae and spinach with a high percentage of natural carotenoids support optimal color development. The balanced composition supports strong development and healthy digestion. The slowly sinking granules keep their shape very well and do not pollute the water.