What’s That Weed?

Invasive:  Tree of Heaven (Ailanthus altissima) Characteristics:  Tree of Heaven—also called Chinese sumac or stinking sumac—is one of the great misnomers in the plant world.  It is a weedy, fast-growing deciduous tree that can reach 25-45 meters (80-150 feet) in height. Its bark is smooth and pale grey, with light-brown twigs.  The alternating leaves are […]

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