Dutch farmers in Limburg had decided to check their crop for cannabis using drones. Farmers started taking action because cutbacks meant police would no longer continue their so-called helicopter ‘weed flights’. The use of maize fields to grow cannabis ‘for free’ is a popular among criminals. Some farmers’ fields are invaded more than once. One farmer who wanted to remain anonymous for fear of repercussions, told the paper that this year he found cannabis among the sweet corn for the third time. ‘I was harvesting and suddenly I saw cannabis plants everywhere. The drones will be flying in the first week of September when the corn is harvested and will cover five hundred fields.