The showy blossoms are also attractive to hungry hummingbirds (and butterflies!). There's no secret to growing mandevilla. All you need to do is plant them in a sunny spot that receives at least 6 to 8 hours of sun a day.

What is a hummingbird's favorite flower?

Brightly-colored flowers that are tubular hold the most nectar, and are particularly attractive to hummingbirds. These include perennials such as bee balms, columbines, daylilies, and lupines; biennials such as foxgloves and hollyhocks; and many annuals, including cleomes, impatiens, and petunias.

Does mandevilla produce nectar?

Hummingbirds, butterflies, and bees appreciate the nectar-filled, tube-shaped flowers of both vining and mounding mandevilla varieties. Plant some and you can feel good about helping pollinators and decorating your yard.