An implement coupling arrangement, typically for use with a lawn care vehicle (1), comprising a first part arranged to be coupled to a vehicle (1) and a second part arranged to be selectively mounted on the first part, in which the first part comprises a support arm (5) configured to support the second part, a mounting (6) for moveably mounting the support arm (5) relative to the vehicle (1), and a biasing member (7) arranged so as to bias the support arm (5) upwards relative to the vehicle (1), in which the second part comprises an implement (9) and a mounting assembly (8), the mounting assembly (8) and the support arm (5) being interengageable so as to mount the second part on the first part; and in which the arrangement further comprises a locking mechanism (10), which has a locked state which inhibits movement of the support arm (5) upwards relative to the vehicle (1) beyond a point, and an unlocked state which allows upward movement of the support arm (5) relative to the vehicle (1) beyond the point; in