These seeds were collected from Cestrum buxifolium Black Beauty. This shrub likes to live in full sun to partial shade where it can grow to about 6 feet tall. These strange and rare flowers are a purplish black and tubular with a creamy mouth in the center. It attracts a large crowd of birds, bees, and butterflies. You can get a black ink from the fruits and use it for writing. USDA Hardiness Zones 9 to 11.