Aspergillus astellatus is a species of the genus of Aspergillus. It is from the Nidulantes section. Aspergillus astellatus produces Aflatoxin B1, Aflatoxin B2 and sterigmatocystin.
A. astellatus has been cultivated on both Czapek yeast extract agar (CYA) plates and Malt Extract Agar Oxoid (MEAOX) plates. The growth morphology of the colonies can be seen in the pictures below.