Photo by Christopher Furlong/Getty Images The elections in England, Scotland and Wales on 7 May will be Zack Polanski’s largest electoral test as leader of the Green Party to date. After the party swept the Gorton and Denton by-election on 26 February, winning with a 4,000 majority, something changed. The perception of voting Green being a “wasted vote” no longer holds. As a result, Polanski has set his sights on big wins in London, Wales and other pockets of England such as Newcastle in the northeast. The latest polling from More in Common, published two days ahead of the vote, put the Green Party in second place in half of all Labour-held London boroughs. The New Statesman spoke to party insiders about the Green Party’s campaign strategy for this election, and how this differs from campaigns which have come before. Who’s in charge? The Green Party is a highly de-centralised party. Candidate selections are made by local branches (defections must also be voted on by members).…