District

Type of Soil

Details of location

Thiruvananthapuram

• Fairly rich brown
  loam of laterite
• Sandy loam
• Rich dark brown
  loam of granite origin

Middle part of the district

Western coastal region

Eastern hilly parts of the district

Kollam

• Sandy loam
  
  
  
• Laterite soil

Karunagappally and part of Kollam taluks

Kottarakkara , Kunnathur and parts of Kollam and Pathanapuram taluks

Pathanamthitta

• Clay soil
  
  
• Laterite soil

Western and Eastern hilly regions
Parts of Ranni and Kozhencheri taluks

Alappuzha

• Sandy loam
  
  
• Sandy soil
  
  
• Clay loam with much acidity
  
  
• Laterite soil

Karthikappally and parts of Mavelikkara taluks

Cherthala & Ambalappuzha taluks

Kuttanad

Chengannur and parts of Mavelikkara taluks

Kottayam

• Laterite soil

• Alluvial soil

Parts of Changanacherry and Kottayam taluks and Kanjirappally and Meenachil taluks.

Vaikom taluk and part of Changanacherry and Kottayam taluks

Idukki

• Laterite soil
  
  
• Alluvial soil

Peermade and Thodupuzha taluks

Devicolam and Udumbanchola taluks

Ernakulam

• Laterite soil
  
  
  
  
• Sandy loam
  
  
• Alluvial soil

Muvattupuzha, Kothamangalam and part of Aluva and Kunnathunad taluks

Parur, Kochi and Kanayannur taluks

Parts of Aluva and  Kunnathunad taluks

Thrissur

• Sandy loam
  
  
  
• Laterite soil
  
  
  
• Clayey soil
  
  
  
  
• Alluvial soil

Part of Mukundapuram, Thrissur and Chavakkad taluks

Eastern part of Thrissur and Western part of Thalappally taluks

Back-water area of Chavakkad and Mukundapuram taluks

Portions of Chavakkad taluk

Palakkad

• Laterite soil
• Black soil

Major part of the district

North-Eastern part of Chittur taluk

Malappuram

• Laterite soil
  
  
• Sandy soil

Interior region of the district

Along the costal belt of the district

Kozhikode

• Laterite soil
  
  
• Sandy soil

Major part of the district except coastal strip

Coastal strip

Wayanad

• Laterite soil
• Loamy soil

Major part of the district

Valleys in the middle portion of the district

Kannur

• Laterite soil
  
  
• Sandy soil

Major part of the district except coastal strip

Coastal strip

Kasaragod

• Laterite soil
  
  
• Sandy soil

Major part of the district except coastal strip

Coastal strip