This research explored using water hyacinth, an invasive aquatic weed, as a growing medium for oyster mushrooms. The study found that water hyacinth can effectively replace more expensive traditional materials while helping control this problematic plant. Impact on everyday life: – Provides a cost-effective way to grow nutritious mushrooms – Helps control invasive water weeds in lakes and waterways – Offers a sustainable solution for agricultural waste management – Creates economic opportunities for local farmers and communities – Demonstrates an environmentally friendly approach to pest control