Green Party activists have been told to dress in 'mainstream' fashion while knocking on doors in a bid to win over sceptical voters. A manual for the party's supporters urges them to appear 'level headed' and 'agreeable' – and even encourages them to compliment people's homes. The advice, which has been distributed among Green campaigners in London, also provides stock answers to ease voters' concerns about their radical plans to dismantle the army, legalise drugs and pay everybody £72 a week no matter how rich they are. Scroll down for video . A Green campaigning manual urges activists to dress in 'mainstream' fashion - unlike the campaigners pictured with the party's only MP Caroline Lucas at a fracking protest at Balcombe, West Sussex (above) It comes amid growing scrutiny of the Green Party's manifesto commitments after its membership surged to more than 50,000, outnumbering the Liberal Democrats and Ukip. But the party's surge in support was hit by a series of disastrous media appearances from the party's leader Natalie Bennett in which she struggled to explain her key policies. In February she suffered what she called a 'brain fade' on LBC Radio when she forgot the details of her party's key housing policies. Ms Bennett endured another tough interview yesterday - and was forced to defend her proposal to give every adult in Britain a guaranteed weekly income. She admitted the so-called 'citizens income' – which critics say would cost £280billion – would take longer than five years to bring in, and could take even longer. Ms Bennett also admitted that another Green pledge – to dismantle the Armed Forces and use weapons factories to build wind turbines – was also a 'long-term aspiration'. The party also supports leaving Nato and abandoning nuclear weapons. The Green manual for volunteers aims to ease voters' concerns over the party's radical platform. The Green Party's surge in support has been hit by a series of disastrous media appearances from the party's leader Natalie Bennett in which she struggled to explain her key policies . Written by the party's candidate Alick Munro, who is standing in the London seat of Hayes and Harlington, the guide provides advice on responding to statements including 'You'll cause economic disaster', 'A Green vote is a wasted vote,' and 'You'll leave us defenceless.' In a section entitled 'presenting ourselves', the Green manual advises being 'open, friendly, confident, mainstream appearance, level headed, agreeable,' the Telegraph reported today. 'Bring a notebook to note down successful contacts. Stand back three feet from people's front doors so as not to appear threatening. 'Admire anything that you can reasonably admire. Take a friendly interest in people.' Canvassers are encouraged to visit car boot sales, supermarkets and sporting events, with potential Green voters identified particular among the young, the ill and public sector workers. If voters ask why they should consider voting Green, members are encouraged to say: 'We want a healthy world where people can live meaningful lives. 'We all need clean air, health food, a healthy local economy, education that brings out the best in everybody – we don't want to waste our lives sitting in traffic jams, destroying the planet and hating each other.'
Green Party activists have been told to dress in 'mainstream' fashion . A manual for the party's supporters urges them to appear 'level headed' The advice has been distributed among Green campaigners in London . Provides stock answers to ease voters' concerns about their radical plans .