Six named unicellular, filamentous and colonial representatives characterictic of the prokaryotic algae Cyanobacteria. Selected species demonstrate heterocyst formation and typical asexual structures, endospores, akinetes and hormogonia. Includes Anabaena, Nostoc Oscillatoria, Spirulina, Gloeocapsa, and other bloom forming genera
Prior to use it is best to keep cultures near a north facing window (no sunlight) at ambient room temperature 5-25°C.
Cultures usually remain viable for up to two weeks or longer.