The flowers of a tropical hibiscus shrub are showstoppers. Get expert tips for hibiscus care, both outdoors and as houseplants.

The starlike flower has at least five petals (it is known as a double hibiscus when there are more) that appear in formations including a cartwheel (in which they completely overlap), a windmill ...

New research reveals how repeated genetic changes in hibiscus flowers have led to the loss of visually striking bullseye patterns despite their advantage in attracting pollinators like bumblebees.

The photo of the week comes to us via Stuart Wolf of Kihei. It’s titled “The stigma of a Hibiscus flower”. “Thought I’d submit this photo for your daily/weekly feature. It’s the stigma ...