The crown of thorns is a striking houseplant with bright green foliage and tiny flowers enclosed with bright bracts of pink, ...

The branches are covered in thorns occurring at each node, and in the spring, the tree emerges with a striking display of ...

Black locust is native to North America but not native to Minnesota. It has been widely planted as an ornamental plant and for erosion control, and has been documented to be invasive in the upper ...