As the temperatures heat up, so does the growth in your garden – and the dreaded need to haul out that lawnmower to keep the grass in shape. But now, you can forget about what your neighbours might say about your unruly lawn. “No Mow May,” originally a UK movement, has spread to other countries and proponents say it will actually keep your grass greener. Blooming flowers on the lawn attract bumblebees and butterflies as well as special species that feed off of the growth. Cut the grass and you chop off this ecosystem. “Even before wildflowers have a chance to grow up from the lawn and blossom,…