Water hyacinth covers large swaths of Lake Victoria . The plant species can double its mass every five days , according to scientists . The invasive plant species is choking the lake of nutrients and threatening fishermen livelihoods . Local weavers have shown that the hyacinth can be used to dye their products . The weavers are not even putting a comb into the dense growth .
Water hyacinth covers large swaths of Lake Victoria . The invasive plant species is choking the lake of nutrients and threatening fishermen livelihoods . Local weavers have shown that the hyacinth can be used to dye their products . The weavers are not even putting a comb into the dense growth .