Thought to be native to tropical America, parkinsonia is a hairless shrub that has spread throughout the world as an ornamental and shade tree.
Parkinsonia is a Class 2 declared pest plant under Queensland legislation and a Weed of National Significance (WONS).
The best form of weed control is prevention. Treat weed infestations when they are small - do not allow weeds to establish.
Steps for weed prevention:
Foliar (overall) spray
Basal bark spray
Cut stump treatment