Ann Higgins is the Chairman of Eston Residents' Association, which maintains the town's flower displays. Their work has been the subject of vandalism five times in five weeks.
The most recent came just two weeks before the judging of Northumbria in Bloom, which the group have previously won.
"I don't know why it's happening. I don't know what pleasure they get out of it, or whether it is just society today. But we won't give up.
"We will keep on doing it, because first of all we do it for the people and the community. The competition is the icing on the cake."
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A Middlesbrough teacher who was caught with indecent images of children and extreme animal pornography has been put behind bars.
Police were called to reports of a disturbance inside the Prince Edward pub on Wednesday night.
Northumbria Healthcare NHS Foundation Trust has been rated as 'outstanding' by the Care Quality Commission.