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Horticulture
Step-by-step How to Grow Cosmos
Horticulture

Step-by-step How to Grow Cosmos

Agriculturist Musa April 30, 2019
How to Grow Cosmos
Morphology and Production technology of Cosmos

How to Grow Cosmos

 
English name: Cosmos
Scientific name: Cosmos bipinnatus
Family: Compositeae
Origin: Mexico
 
Description:

·         Habit: Cosmos is a delightful Annual mainly grows in rainy season
·         Leaf: Compound and thin
·         Size of bract: 8 – 10 cm
·         Height: 60 – 120 cm
·         Color and variety:
 
According to the size, flowers are 2 types –
 
  • Large size – ZAGGLER (red), Purity (white), ALPINS BEAUTY (pink), GLORIOUS (pure rose color)
  •  
  • Small size – Raffle fair (orange), Mandarin
According to season cosmos are 2 types –
 
  • Winter seasonal flower
  • Summer seasonal flower
Generally winter seasonal flowers are various in color and summer seasonal flowers are yellow in color.
 
Production technology:
·         Climate: Grow in tropical and subtropical areas but grows best in temperate region
·         Soil: It can grow in any soils but grows well in loamy soil. Organic matter reach soil is the best for cultivation. It needs soil pH 5.5 – 7.5
·         Means of preparation: By seed
·         Land preparation:
Bed size: 3 – 10 m
Planting method: Direct
Planting time: October – November (in winter), February – March (In summer)
Seed rate: 5 – 8 gm per bed.
Fertilizer dozes:
·         Cow dung: 2 – 3 kg
·         TSP: 25 gm
·         Urea: 50 gm
·         MP: 25 gm
Cow ding and TSP, should be applied at the time of land preparation. MP and Urea should be applied after one month of planting.
 
Intercultural operation:
1.      Irrigation
2.      Weeding (15 days after)
3.      Thinning
 
Pest and disease:
·         Pest: Aphid, Caterpillar
·         Disease: Powdery mildew
·         Management / Control: Dithanem – 45
·         Peticide: Basudin and Diagina for Catterpillar, Malathion and maladan for Aphid.
 
Uses: Used as cut and bedding flower

Useful Agricultural Websites

Online Agricultural Study

Food and Agricultural Organization

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Agriculturist Musa

Agriculture is the key development in the rise of sedentary human civilization. As an agriculture student, I want to make a positive footprint in the young agriculturist community through this blog.

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