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See the projects Dogtooth robot picking strawberries © Dogtooth
  • Technology & robotics
  • Food & agriculture

Fruit-picking robots

Growers and researchers have been working to develop fruit-picking robots to help cover labour shortages.

Robot workers

When fruit is ready it must be picked as quickly as possible to avoid wasting food and the grower losing money. However, there aren't always enough pickers to pick the fruit at the right time. Fruit and vegetable growers have been working alongside researchers to engineer a solution to help cover some of the labour shortages. Companies like as Dogtooth and Saga are developing agricultural robots focused on strawberries.

Why just strawberries? 

Most companies developing horticultural robots have focused on picking strawberries as they know these are a tricky fruit to pick. If robots can be developed to pick strawberries, they can also be adjusted to pick any other type of fruit. 

Dogtooth robots in greenhouse picking strawberries © Dogtooth
Using robots in agriculture could help reduce food waste due to labour shortages © Dogtooth

Not just for picking

Robots are in development to help with all stages of agriculture. Saga already run lightweight Thorvald robots and in the US, UK and Norway, the robots shine UV-c light onto strawberries to prevent mould. 

Wootzano Ltd developed a robotic system called Avarai, which works alongside humans. It can find defects on fruit, trim fruit to size and pack fruit away ready to be shipped. 

Robotic farm future

In July 2022, Simon Pearson, Professor at Lincoln University, co-chaired a report called Review of Automation in Agriculture with George Eustice (UK's Environment Secretary at the time). The report found that there was an emerging cluster of agricultural robot expertise being developed that will be able to replace some of the human harvesting roles. 

Factfile

Project goal
Design robots from scratch which effectively pick fruit.
Key considerations
Robots need to be able to quickly pick fruit without damaging it or the plant. Better battery life means fruit-picking robots can work up to 16-hour shifts.
The engineering
Robots need to be able to model 3D environments and use well-designed grippers to pick the fruit without damaging it.

'In 2021, nearly 8,000 tonnes of berries worth £36 million were left to waste because of a shortage of pickers.'

— Ingenia, December 2022

Ingenia article

Read the full-length article on the development of fruit-picking robots.

Saga robot applying UV-C to prevent mould on strawberries © Saga

Saga robots apply UV-C to prevent mould on strawberries © Saga

The Avarai © Wootzano sorting tomatoes

The Avarai © Wootzano

Dogtooth robots outdoors on farm © Dogtooth

Robots need to be built to withstand all weather and terrain © Dogtooth

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