Cosmos is a Sun-loving annual. It will not produce as many blooms if grown in shade. They are tall and free flowering with colourful daisies like flowers. They make an excellent background plant in Bunny borders.
They are easy to grow, need less attention, and long lasting in the garden as Cut flowers. They can be sown in spring / summer, Monsoon and places where the winter is mild. The soil should be well composted though they are tolerant to poor soil too.
Pot Culture: Cosmos can be sown directly into pots. Sow 5-6 seeds in an 8 pot and cover lightly. Sow the seeds 4-6 mm deep. Water lightly. Keep in shade till they germinate in about 8-10 days. Gradually exposed to full sun. Soil should be moist but not wet. Later keep 2-3 healthy seedlings in the pot and discard the rest.
In Ground: To grow in ground, make seedlings first. Once the seedlings are 3-4 weeks old, transplant them into their fixed position in your garden. The spacing between plants should be 30-40 cm. Provide sufficient manure in the ground.
Watering should be done when the soil is dry. Keep it moist. During rains ensure there is no water logging Feed Bahaar (liquid) fertilizer once in 15 days and later once buds appear feed Maxi grow fertilizer. It will ensure more flowers. Continue once in 7 days till the end of last flowers. To keep the soil enriched, put Biogro (organic manure) once a month.
The seeds in this packet are of mixed colours. The flowering starts from 65-75 days. The plant attains a height of 90 cm.