Cosmos bipinnatus (commonly known as garden plant, Mexican aster, or bush cosmos) is an annual flowering plant in the daisy family Asteraceae. The plant is native to Mexico and Central America, but it has been introduced to other parts of the world, where it is often grown as an ornamental plant in gardens. It typically grows to a height of 30-60 cm (12-24 in). The leaves are pinnate, with small oval-shaped leaflets. The flowers are produced in a capitulum (head) with a diameter of 5-7 cm (2-3 in). The capitulum is surrounded by a ring of ray florets and filled with disk florets. The ray florets are usually pink, purple, or white, while the disk florets are yellow. The plant blooms from mid-summer to fall.
Cosmos bipinnatus is a popular plant for gardens and butterfly gardens. It is easy to grow and is tolerant of poor soils. It does best in full sun, but can tolerate partial shade. It is relatively drought-tolerant, but benefits from regular watering during extended periods of dry weather. The plant can self-seed, and the seedlings
Soil:
The plant does best in full sun, but can tolerate partial shade. It is relatively drought-tolerant, but benefits from regular watering during extended periods of dry weather.
Water:
It is drought-tolerant, but benefits from regular watering during extended periods of dry weather.
Sun:
The plant does best in full sun.
Pests and Diseases:
The plant is relatively resistant to pests and diseases.
Propagation:
The plant can self-seed, and the seedlings can be transplanted to other areas.
Season:
The plant blooms from mid-summer to fall.
Space:
Cosmos bipinnatus typically grows to a height of 30-60 cm (12-24 in).
Hilly Area:
Sow from March to May.
Plain Area:
Sow from Febraury to August.