Summer is coming to a close, with autumn -- and its frost and early season snows -- hovering close by. But that doesn’t mean it’s time to walk away from your garden. While many blooms have faded and others will wilt with the first frost, there are a variety of annuals and perennials you can plant that will continue to flower into the cooler season. Add some shrubs known for their autumn color to complement your garden’s late-season blooms. A number of our favorite annuals and