The dahlia was declared the national flower of Mexico in 1963. The flower’s wide range of colors, sizes, and forms mirrors the vibrant and diverse nature of Mexico itself.

Of the 20,000 varieties of dahlia flowers, only 10 to 20 kinds are black in color. Now researchers say they've solved the molecular mystery of how these rare flowers get their dark hues.

Maintaining a flourishing flower garden can be expensive, but propagating your existing plants by seed or cutting can help to ...

Lynette Darkes / EyeEm / Getty Images The black dahlia is a very full flower with many petals ascending in size, and despite its name is actually a very dark red. Embodying the essence of mystery ...

Planted in spring and grown kindly, dahlia tubers work their magic, yielding foliage, buds and blossoms in 60 days. They can grow and flower through the long days of summer into autumn.

WILLIAMSTOWN, NY — Petals in Bloom Flower Farm held its fourth annual Dahlia Festival in Williamstown. The farm plants around 10 thousand dahlias every year and today they were ready for ...