Your sad hanging baskets deserve better.Credit: Rosmarie Wirz/Getty ImagesSome container plants are just not meant for the sun (we’re looking at you, impatiens and fuchsias). Others somehow keep blooming through blazing heat and a couple of missed waterings. If you plan to hang your baskets or put your planters in areas with little shade, you need to pick plants that genuinely like those hot, sunny conditions. While that sounds simple enough, we…