“Eucalyptus species are important in agro-forestry of Sri Lanka and are used for various commercial purposes viz.; paper pulp, sawn timber, wood-based products, and essential oils. However, a comprehensive study of the mycobiota (pathogens, endophytes, saprobes, mycorrhizal) of Sri Lankan Eucalyptus spp. cultivations is yet to be conducted. Hence, it is a timely requirement to carry out a systematic study to identify and record the…