Hansen recommends removing the small trees when they are young and easy to pull out by hand. However, you should be as careful as possible to remove every piece of the plant you can see.

Vitexes: These small trees put on a stunning display of purple flower spikes each May and June. A second flush sometimes ...

As suggested by its name, the leaves of willow weed are similar in shape to those of willow trees. These leaves usually have a distinctive ... Flowers are pinkish in colour and quite small, but are ...