Acacia thorns are not poisonous to humans or animals. However, they can cause irritation if they come into contact with the skin. If you have a reaction to acacia thorns, you should seek medical attention. Acacia trees are native to Australia and Africa. They are also found in South America and Asia. The acacia tree is a member of the legume family. There are more than 1,200 species of acacia trees. The majority of these trees are found in Africa. The acacia tree has been used for centuries by indigenous people in Africa as a source of food and medicine. The bark and leaves of the acacia tree are used to make a variety of medicines. These medicines are used to treat conditions such as diarrhea, fever, and malaria. The acacia tree is also a source of food for animals. The leaves and flowers of the acacia tree are eaten by giraffes, elephants, and other animals. The wood of the acacia tree is used to make furniture and tools. Acacia trees are also used in landscaping. They are often planted as shade trees or privacy hedges. Acacia trees are tolerant of drought and can grow in poor soils. However, they require full sun to thrive. Acacia trees are susceptible to pests and diseases. These problems can be controlled with proper care and management.