What is a Cono Weeder? Uses, Benefits & Features

What is a Cono Weeder? Uses, Benefits & Features image
By Neha SharmaSep 12, 2026 11:30 AM

Table of Content

There is no better weed removal method for low investment than a cone weeder. Farmers can easily remove weeds through it with little effort. We need to learn what a Cono Weeder is, how it works, and what its advantages are.

What is a cono weeder?

A cono weeder is a manually operated farm tool used to get rid of unwanted weeds. It is equipped with two cone-shaped drums featuring small steel blades. As the drums rotate, they cut the weeds. A cono weeder is widely used in rice farming. 

Key Features of a Cono Weeder

Some key features of the cone weeder include: 

  • Two conical rollers with high-grade steel blades for cutting the soil
  • A lightweight iron or steel pipe handle that allows the operator to stand upright while pushing
  • Smooth skids or float plates at the bottom that prevent the unit from sinking too deeply into the soil
  • High-grade, non-corrosive blades that have undergone anti-rust treatment.
  • Standard rolling width of 20 cm to 25 cm

Benefits of Using a Cono Weeder

Using a conno weeder makes weed removal a hassle-free task. But that's not the only benefit of using a conno weeder. Here are some of the other key benefits that farmers will experience after using a conventional weeder. 

  • It replaces the need for 15-20 manual workers with one single person, resulting in reduced operational cost. 
  • It helps in improving the new nutrient content of soil by burning the appropriate wheat deep into the wet mud.
  • It promotes better root aeration, as when the conical blades rotate, they turn the top layer of the soil, allowing oxygen to reach the root of paddy plants.
  • By gently disturbing the soil near the rice plants, it stimulates the roots to spread wider, leading to more tillers and stronger stalks.
  • It reduces the dependency on chemical-based fertilizer to improve the soil’s health. 

When Should You Use a Cono Weeder in Paddy?

You should use a Kono reader in paddy fields: 

  • After the 15 to 20 days of transplanting the rice seedlings and repeating it after every 10 to 12 days. 
  • Only up to 40 or 45 days after transplanting; stop once the rice plants grow large enough for their leaves to cover the row gaps completely.
  • Only when there is a thin layer of 2 to 3 cm of standing water in the field; this keeps the mud soft enough for the rollers to churn and bury weeds easily.

How to Use a Cono Weeder?

The process of using a conno weeder is very easy.

  • Step 1: Make sure that the water level in your paddy field is low enough to soften the clay layer.
  • Step 2: Stand straight and grasp the handle with both hands at the edge of the crop line.
  • Step 3: Move the weeder forwards between the crop lines and let the conical drums move over the weeds.
  • Step 4: Move the weeder backwards over the same location if you find some stubborn weeds.

Things to Consider Before Buying a Cono Weeder

Here is what you should consider before buying a convida in India. 

  • Make sure the width of the conical roller matches your crop row spacing. 
  • Always buy a cono weeder having a weight between 5 and 8 kg. If you go for a heavy-weight cone weeder, it will be difficult to use or operate manually. 
  • Always check the strength of the weld points connecting the handle to the roller frame to prevent breaking under mud pressure.

Why Trust Tractor Gyan? 

Tractor Gyan is India's leading agritech platform, helping Indian farmers to get the latest information about the best tractor model, their features, and updated tractor model prices. In addition, farmers can also learn about the best farm implements, including the cono weeder. They can do the real-time comparison of any tractor model and any form implement and understand which model suits them best to their needs.

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