Life’s a Gall With The Biocontrol Of Black Wattle

Black wattle (Acacia mearnsii) is rated as one of South Africa’s worst invasive weeds, having colonized almost every province within the country, where it has the potential to dominate the landscape and have negative impacts on biodiversity, agriculture and water resources. However, the sight of black wattle trees heavily laden with seed pods could well be a thing of the …