Size/Dimensions: Grosvenor Trough: 55cm: 550 x 280 x 330mm / 55 x 28 x 33cm approx. Grosvenor Square: 33cm square planter: 330 x 330 x 280mm / 30 x 30 x 28cm approx. Colours: Black & Terracotta. Grosvenor flower planters are a great way to showcase your flowers and plants. These planters are available in either a square shape or rectangular and come in black or terracotta colour. Suitable to use both indoors and outdoors these planters are extremely lightweight which makes them easy to carry around from one place to another. Each planter is extremely spacious giving you plenty of space to grow your plants, flowers and vegetables. Made from strong plastic these planters are perfect for gardeners and great for adding a little beauty to your garden.