Roscommon County Council has two grant scheme which might be if interest to community groups:
Local Agenda 21 Environmental Partnership fund – closing date 23rd June 2017 – this might be of interest for Japanese Knotweed awareness or eradication projects or for Pollinator Projects etc- see
Communities Facilities Capital Grant Scheme – closing date 30th June 2017 – this is for capital grants up to a maximum of €1,000 per project for example, office equipment, project resources, research facilities, energy efficiency equipment, etc. for voluntary groups. Match-funding from other sources is not a requirement for application approval. See http://www.roscommoncoco.ie/en/Services/Community/Communities-Facilities-Grant-Scheme/Communities-Facilities-Grant-Scheme.html for full details.