Lily of the valley's flowers not only sport a ... mayapple can become aggressive enough to force you to curb its growth. But its "weed" status comes from the fact that it is toxic to humans ...

The Oklahoma Bureau of Narcotics (OBN) is celebrating the successful efforts of its K9 officers, Charlie and Lily, who intercepted significant amounts of black ...

Each weed can also produce more than 1,000 seeds. Invasive Species Council Principal Policy Analyst, Dr Carol Booth, told Yahoo it is “no wonder that glory lily is becoming an increasingly bad ...