Spanish Moss (Tillandsia usneoidesand) is actually a rootless bromeliad that gets moisture and nutrients from the air. You can let it hang from a windowsill basket (it's shown here with other air plants), or use it as a mulch around other houseplants.
Techniques - Spanish moss is a great air plant or tillandsia. It's a plant with no roots! They take all their moisture and food through the leaves and can even digest dirt, making them great houseplants! (They thrive in my house.
Séneçon de Rowley, Plante collier de perles, Kleinia à groseilles, Senecio rowleyanus