The three are also accused of recruiting others to join their campaign. They were described in court by the prosecution as 'jihadists' and 'extremists'.
The three defendants are also accused of 'despicably stealing money from their own community' by posing as charity workers from Muslim Aid to make bogus street collections.
The court was told they had worn high visibility vests and and used charity buckets. They collectedmore than £13,500.
The court heard £9,000 was later lost after being invested in a Forex currency scheme.
One of three men from Birmingham charged with planning a suicide bombing attack has told a jury he pretended to be a terrorist as a defence
Jury in "bomb plotter" trial heard how the men discussed how to make explosives, and how many people they could kill.
The latest on the trial of three men from Birmingham who are on trial accused of plotting a suicide bombing campaign in the UK.