Posted by Grange Co-op on 24th Apr 2019
Starthistle is one of the most widespread invasive broadleaf weeds in the United States. Since being introduced to California around 1850, it has infested rangelands and natural areas across the nation. It continues to spread via cultivation, poorly timed mowing, road building and maintenance, and overgrazing. Each individual plant can produce over 100,000 seeds; dense infestations yield 50 to 100 million seeds per acre. This GrangeKnows artic… Read more