However, as the name "crown of thorns" suggests, the plant is covered with 1-inch-long very sharp spines, which means it’s ...

When left untouched, a crown of thorns plant can grow up to six feet tall and two feet wide. By cutting away older leaves, this will keep the plant a manageable size.

A new theory explains how juvenile crown-of-thorns sea stars (commonly known as starfish) can destabilize coral reefs. The 'degraded reef framework' explains how the loss of live coral, which ...

However, as the name "crown of thorns" suggests, the plant is covered with 1-inch-long very sharp spines, which means it’s not an ideal plant to have in your home if you have curious kids or pets.