Senecio Cineraria – Cirrus or also known Silver Ragwort – Cirrus, is an evergreen plant considered to be a sub-shrub and it is a perennial. It has almost silvery leaves that can be very effective for borders and landscaping. It produces yellow daisy like flowers in the summer. Plant it in well-drained soil in the sun. It is drought tolerant. You can propagate it by seeds.