Spirulina Algae Cultivation in Semarang Employs Eco-Friendly Technology

A Spirulina algae cultivation facility in Gunungpati, Semarang, Central Java, is utilising environmentally friendly technology to produce high-quality biomass. The freshwater Spirulina is grown through a sustainable cultivation system. The resulting biomass is used as raw material for various products, including health supplements, functional foods, cosmetics, and animal feed. The cultivation cycle lasts approximately 7 to 14 days, yielding 20 to 30 kilogrammes of wet biomass per pond, with each pond having a capacity of 21,000 litres. The algae is then processed into value-added products with a selling price of around Rp100,000 per 100 grammes.