Turf treatment

Equipment adapted for the treatment of turf, including turf reinforced with artificial grass fibres, the turf comprising grass planted in a matrix of sand or soil, and thatch, by removing the grass, the thatch, and the matrix of sand or soil to a depth d below a surface level of the matrix, the equipment comprising a horizontal rotor having blades having peripherally distributed teeth at least of length d, and drive means to traverse and rotate the horizontal rotor over the turf, characterised by blade height control means adapted to deploy the peripherally distributed teeth to a depth d below the surface level of the matrix to remove the grass, the thatch, and the matrix of sand or soil.