As police approached the detached house, they noticed a man placing large bags inside a wheelie bin. He then ran off into Crystal Palace Park.
Sergeant Rob Goodwin from Bromley Police said: “This seizure represents a major and unexpected dent in the network of cannabis supply in the South East London area and was brought about through proactive local neighbourhood policing”.
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Botanique in Stoke Newington, east London, has around eight pieces of wood around a foot long for customers to hang on their walls.
The mayor, on a Brexit-themed visit to Paris, said he had not given up hope of securing a system of 'London only' work permits.
The dog, which is not a breed prohibited under the Dangerous Dogs Act, attacked its owner in Wood Green last week.