The problem with weeds is that, unfortunately, they are nearly impossible to avoid, even for pro gardeners. “Weeds appear no ...

The common sunflower is an annual, 1 to 10 feet tall. Stems are erect ... it has become one of the most common and troublesome weeds in the drier regions of the U.S. it is well adapted to cultivated ...

Annual weed seeds can survive for years in the soil, waiting for the perfect conditions to grow. They germinate at lower temperatures than most garden plants and can grow and set seed very quickly.