Damage was caused to the bowls club green at Sparrows Nest gardens around 8.15pm on May 2.
Around 20 youths were seen on the green around this time and a number of divets were later found to have been made in the grass surface.
Police will be stepping up patrols in the area and are urging anyone noticing any damage being caused to alert officers immediately using 999.
Anyone with information about those responsible for the damage is asked to call the Lowestoft North Safer Neighbourhood Team on 101.
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