Trove Green Provisions is offering a wreath decorating at its Medford Hillside shop. Turn a plain 18-inch evergreen wreath into a natural winter wonder. Trove provides all the materials, tools, and refreshments. You bring your imagination and winter festive spirit. Class is limited to 10 people. Cost is $45; register through the Trove Green Provisions website. The workshop will be offered again at 6:30 p.m. on Friday, December 2.