"Data from Scotland show that there has been a large increase in recorded cultivation offences since 2006/07 from 437 to 1,242 in 2011/12 (Scottish Government 2012a). This corresponds to an increase in the number of cannabis plant seizures from 304 in 2006/07 to 970 in 2010/11, the last available year of data (Scottish Government 2008e; 2012d; see section 10.3.1). Analysis carried out by the Association for Chief Police Officers (ACPO) suggest that there were 14,982 cannabis production offences in the UK in 2010/11 (ACPO 2012; see section 10.3.3)."

Source

UK Focal Point on Drugs, "United Kingdom Drug Situation 2012 Edition: Annual Report to the European Monitoring Centre for Drugs and Drug Addiction (EMCDDA)" (London, England: UK Government, Department of Health, October 31, 2012), p. 152.
http://www.cph.org.uk/wp-cont…