Black-Eyed Susan Floating Candles are dripless, smokeless and long burning. Scented and Unscented. The best-known Rudbeckia, a native of North America, is affectionately known as "Black-Eyed Susan". Many ballads and songs have been written about the "Black-Eyed Susan" and you will sing a praise over the incredible detail of our floating "Susans". USA Made. Floating Black-Eyed Susan Candle - Yellow w/Dark brown center. 7-9 Hour burn time. (2.5" Wide)