
Originally published on Friday, June 19, 2009
"Tree-of-heaven is a prolific seed producer, grows rapidly, and can overrun native vegetation. Once established, it can quickly take over a site and form an impenetrable thicket. Ailanthus trees also produces toxins that prevent the establishment of other plant species. The root system is aggressive enough to cause damage to sewers and foundations."It also has a nice stank about it and is very difficult to eradicate.
"You have to cut them down and keep cutting them down for three years to get rid of them," exclaimed Tim Monahan, the president of the Carriage Town Historic Neighborhood Association, over coffee yesterday. Needless to say, he's not a big fan.
But I can't be too hard on the much-maligned trees. After all, I've got a ghetto palm forest in my temporary backyard. I'm trying to blend in and not provoke these aggressive predators, especially after learning "each leaflet has one to several glandular teeth near the base."

