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”.
More top news
His shock decision to pull out of the Tory leadership contest came at the end of a speech where he appeared to set out his credentials.
The two newborn Sumatran tigers who are yet to open their eyes were born at London Zoo on Monday.
Boris Johnson has ruled himself out of a bid for the Tory leadership.