A tender annual from tropical Africa, grown for its bright, plume-like flower heads in orange, red, purple, yellow and cream. It grows best in full sun in well-drained soil, and it can self-seed freely and become a weed in some regions.
Family
Amaranthaceae (Amaranth & beet family)
Grows as
Annual
Light
Full sun
Water
Water regularly while establishing, then let the top of the soil dry out between waterings.
Soil
Well-drained garden soil or light potting mix.
Temperature
18–35 °C; protect below 10 °C.
How easy
Easy
Edible
Yes, some parts
Native range
Trop. Africa
Climate
seasonally dry tropical
About
Celosia argentea, commonly known as the plumed cockscomb or silver cock's comb, is a herbaceous plant of tropical origin in the family Amaranthaceae from tropical Africa. The plant is known for its very bright colors. In India and China it is known as a troublesome weed.
How to grow it
A plant of tropical origin, they grow best in full sunlight and should be placed in a well-drained area. Full sunlight means they should get at least 8 hours of direct sunlight. For healthy growth plant them in the area where they get early morning sunlight and afternoon shade. In the afternoon the sunlight is mostly harsh especially in hot summer. Afternoon shade will save the plant from excessive heat. The flowerheads can last up to 8 weeks, and further growth can be promoted by removing dead flowers.
Uses
It is used in Africa to help control the growth of the parasitic Striga plant. It can also be used in soaps.
Text excerpted from the Wikipedia article Celosia argentea by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.
The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.