RHS British Meadow Indoor Watering Can Keep houseplants happy & healthy with this beautiful indoor watering can. This RHS British Meadow Indoor Watering Can is more than stylish enough to leave on show. It’s perfectly balanced & features an elegant slender spout to ensure the water only goes into the plant pot! In strong galvanized steel with a tough powder coating, this handy watering can is just the thing for indoor gardening.