Celosia argentea ‘Plumosa’ is sometimes called simply Celosia Plumosa is also known as Plumed Cockscomb, Prince of Wales Feathers, Feather Celosia, or Silver Cock’s Comb. It is a tropical, herbaceous tender perennial grown as an annual. It is part of the Amaranthaceae family of plants. In India and China it is considered invasive and a weed.
Celosia argentea ‘Plumosa’ starts flowering in spring and ranges in color from yellows to oranges and pinks and reds. Usually, it might flower from June to the end of autumn. Celosia argentea ‘Plumosa’ flowers are plume-like and could be 4 to 10in or 10cm to 25cm high. Celosia argentea ‘Plumosa’ flower heads can last up to 8 weeks. The leaves are spear-shaped and deeply veined.
Plant Celosia argentea ‘Plumosa’ in the sun in rich, moist but well-drained soil though it tolerates poor soil or dry soil as well. Rain and high humidity can rot the flowers. It is an easy grower. Celosia argentea ‘Plumosa’ leaves and flowers are edible and are used for food in Africa and parts of Asia, the young leaves contain protein, calcium, iron, phosphorus, and vitamins A and C, and the nutrients are higher when the plant is young and specifically before flowering. After flowering the taste becomes more bitter.
Celosia argentea ‘Plumosa’ is easy to grow from seeds and if you start early indoors if you live in colder climates or warmer climates you can sow directly outside. It has rather small seeds you can get over 40,000 seeds in an ounce! Watch out for root rot or leaf spot. Water from below rather sparing the flowers.