The invention provides a novel attractive roof greening device comprising a drain board, a waterproof layer, a water storage layer, a planting layer, a plurality of water leaking holes and a plurality of water holes. A support board is arranged on a support, the waterproof layer and the water storage layer are arranged on the support board, the drain board is arranged over the waterproof layer, the planting layer is arranged on the drain board, the water storage layer is paved between the drain board and the planting layer, the water leaking holes are distributed in the drain board, and the water holes are respectively arranged in bottom edges of support ribs on the drain board. Weight of the drain layer is reduced; the novel attractive roof greening device is good in durability, has a drain function, can further function in heat insulation, is simple to produce, low in cost and convenient to transport and mount and is a satisfactory material for the roof greening drain layer.