December’s Weed of the Month is Japanese barberry (Berberis thunbergii). This species is a specially regulated plant on Minnesota’s Noxious Weed list.

Barberry, the common name for berberis, are versatile deciduous or evergreen shrubs renowned for their foliage, flowers, berries, and sharp spikes. There are hundreds of different shrubs within ...

Japanese barberry, a woody shrub in the Berberidaceae family, is an understory invasive that can live in many different soil and light conditions. It has nitrogen containing roots (giving them a ...