Drip Irrigation System in Sri Lanka - Agrolearner.com
Drip Irrigation System in Sri Lanka

Drip Irrigation System in Sri Lanka

If you are a farmer in Sri Lanka, you understand the importance of a reliable water supply for your crops. Drip irrigation systems are an effective solution to ensure your plants get the water they need while conserving water and reducing costs.

Drip irrigation systems have become increasingly popular in Sri Lanka due to their efficiency and effectiveness in delivering water directly to the plant’s roots.

In this article, we will explore the benefits, costs, and types of drip irrigation systems available in Sri Lanka, helping you make an informed decision for your farming needs.

Drip Irrigation System In Sri Lanka

If you’re looking to increase crop yields while saving water, then drip irrigation is a system you should consider using in Sri Lanka.

Drip irrigation delivers water directly to the roots of plants, using a network of tubes with small holes, known as emitters, to distribute water slowly and precisely. This system can be used for a variety of crops, including vegetables, fruits, and flowers. It also helps reduce water usage, increase crop yields, and improve soil fertility.

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Types of Drip Irrigation System in Sri Lanka

There are different types of drip irrigation system in Sri Lanka and the ideal one you choose depends on the soil property, landscape, and other important factors.

Below are the common types of drip irrigation systems in Sri Lanka.

#1. Surface Drip Irrigation

Surface drip irrigation is a system that involves laying the drip tubing on the soil surface, where the water drips directly onto the soil.

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This type of irrigation system is commonly used for row crops in Sri Lanka, including rice, maize, and vegetables.

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The installation process of surface drip irrigation in Sri Lanka involves laying out the drip tubing along the rows of crops, with emitters spaced according to the needs of the specific crop.

The tubing can be secured with stakes or buried slightly under the soil to prevent damage.

One of the benefits of surface drip irrigation is that it helps to conserve water, as it delivers water directly to the plants’ roots without waste from evaporation or runoff.

It also allows for more precise control over the amount of water delivered to each plant, which can improve crop yield and quality.

However, it is important to note that surface drip irrigation may not be suitable for all crops in Sri Lanka, particularly those with deep root systems.

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It is important that proper maintenance of the system is necessary to prevent clogging and ensure efficient water delivery.

#2. Subsurface Drip Irrigation

Subsurface drip irrigation is an efficient method of irrigation that involves placing the drip tubing below the soil surface, where water is delivered directly to the root zone of the plants.

This type of irrigation is ideal for crops with shallow roots, as it reduces water loss through evaporation and runoff.

The installation process involves laying out the drip tubing in rows and burying it at a depth of 6-12 inches below the soil surface.

The benefits of subsurface drip irrigation include improved crop yield, reduced water use, and improved soil health.

Crops suitable for subsurface drip irrigation in Sri Lanka include vegetables, fruit trees, and cotton.

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#3. Inline Drip Irrigation

Inline Drip Irrigation is a highly efficient system used for providing a consistent water supply for fruit trees, vineyards, and other permanent crops.

The drip emitters are placed directly into the tubing, which is then buried beneath the soil surface. This system allows for precise water distribution, preventing wastage and reducing the risk of disease.

The installation process involves laying the tubing along the rows of trees or vines and connecting it to a water source.

Inline drip irrigation is particularly suitable for areas with limited water resources, and crops that require a regulated water supply.

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#4. Micro-Sprinkler Irrigation

Micro-sprinkler irrigation system works by using small sprinklers to distribute water over a wider area. The system is installed above the ground and can cover a larger area compared to drip irrigation.

The installation process involves connecting the micro-sprinklers to a water source and laying out the tubing. The benefits of this system include water conservation and improved plant growth.

Micro-sprinkler irrigation is suitable for crops such as leafy vegetables that require frequent watering and a consistent water supply.

Best Practices of using Drip Irrigation System in Sri Lanka

  1. Monitor the soil moisture regularly and adjust irrigation scheduling accordingly.
  2. Use quality filters to prevent clogging of emitters.
  3. Ensure proper installation and maintenance of the system to prevent leaks and reduce water waste.
  4. Use high-quality drip tubing and emitters to ensure uniform water distribution.
  5. Practice crop rotation and soil management practices to maintain soil health and fertility.

Measures to Maintain Drip Irrigation System in Sri Lanka

  1. Clean the filters regularly to prevent clogging of emitters.
  2. Monitor the system for leaks and repair them promptly.
  3. Use high-quality tubing and emitters to reduce the risk of damage and wear.
  4. Flush the system regularly to prevent buildup of minerals and other contaminants.
  5. Maintain proper pressure and flow rates to ensure optimal system performance.

Tips to Select the Right Irrigation System in Sri Lanka

  1. Consider the water source and availability when choosing a system.
  2. Choose a system that is suitable for the crop type and soil conditions.
  3. Take into account the topography and layout of the field.
  4. Consider the initial cost and long-term maintenance requirements of the system.
  5. Consult with experts or professionals to ensure the most suitable system is chosen.

Advantages of Drip Irrigation System in Sri Lanka

  1. Saves water as it delivers water directly to the roots of plants.
  2. Reduces weed growth as water is only delivered to the plant, not the surrounding area.
  3. Enhances crop yield and quality by ensuring consistent water supply.
  4. Can be used on any terrain, even on slopes and irregularly shaped fields.
  5. Reduces labor costs as it requires minimal manual intervention.

Disadvantages of Drip Irrigation System in Sri Lanka

  1. Initial installation costs can be high.
  2. Requires regular maintenance to ensure optimal performance.
  3. Clogging of emitters and tubing can occur if not maintained properly.
  4. Can be affected by power outages and interruptions in water supply.
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Costs of Drip Irrigation System in Sri Lanka

The cost of a drip irrigation system in Sri Lanka can vary depending on the size of the farm, the type of system used, and other factors such as water source, topography, and soil type.

On average, the cost of installing a drip irrigation system for a one-acre farm can range from LKR 100,000 to LKR 200,000.

Importance of Drip Irrigation Systems in Sri Lanka

Drip irrigation systems are becoming increasingly important in Sri Lanka due to the country’s limited water resources and the need to increase agricultural productivity.

By using drip irrigation systems, farmers can conserve water, reduce labor costs, and increase crop yield and quality.

Drip irrigation systems can help mitigate the effects of climate change by providing a sustainable and efficient way to irrigate crops.

Drip Irrigation Pipe Price in Sri Lanka

The cost of drip irrigation pipes in Sri Lanka depends on factors such as material, length, and diameter. PVC pipes are common and are priced at around LKR 150 per meter for a diameter of 16mm.

Jinasena Drip Irrigation Systems

Jinasena is a well-known brand in Sri Lanka that offers drip irrigation systems. They provide a range of products, including drip tapes, sprinklers, and filters. Jinasena drip irrigation systems are known for their quality and efficiency.

Drip Irrigation Accessories Sri Lanka

Drip irrigation accessories include fittings, connectors, valves, and filters. These are necessary components to ensure the proper functioning of a drip irrigation system.

Prices of drip irrigation accessories in Sri Lanka vary depending on the brand and quality.

Rain Gun Sprinkler Price in Sri Lanka

Rain guns are used for large area irrigation and are an alternative to conventional sprinklers. The cost of rain gun sprinklers in Sri Lanka ranges from LKR 5,000 to LKR 20,000 depending on the coverage area and flow rate.

Drip Irrigation System Sinhala

Drip irrigation systems are available in Sinhala language manuals and guides in Sri Lanka. This makes it easier for Sinhala-speaking farmers to understand the installation and maintenance process of the system.

Micro Tube Price in Sri Lanka

Micro tubes are used to distribute water to individual plants in a drip irrigation system. The cost of micro tubes in Sri Lanka depends on the length and diameter, and ranges from LKR 10 to LKR 30 per meter.

Agricultural Water Supply System Sri Lanka

Agricultural water supply systems in Sri Lanka include irrigation schemes, water supply projects, and tube wells.

These systems provide a consistent water supply to crops, and drip irrigation systems can be easily integrated into these existing systems.

Water Sprinkler Price in Sri Lanka

Water sprinklers are commonly used for lawn and garden irrigation. The cost of water sprinklers in Sri Lanka ranges from LKR 500 to LKR 5,000 depending on the coverage area and flow rate.


Drip irrigation has revolutionized agriculture in Sri Lanka, allowing farmers to increase crop yields and conserve water resources. As the government and private sector continue to invest in irrigation infrastructure, drip irrigation systems will play a critical role in ensuring food security and sustainable agriculture in Sri Lanka.

Author: David

David is a Kenyan farmer from the rural village of Nairobi. Growing up, he was surrounded by the beauty of the Kenyan countryside, which sparked his passion for farming. After completing his education, he decided to pursue a career in agriculture and has since dedicated his life to providing food for his local community. David is an experienced farmer and is experienced in a range of agricultural practices, including crop rotation, animal husbandry and soil management. He is passionate about promoting sustainable agriculture and is actively working to reduce food insecurity in his community.

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