Volunteers gathered to remove black mustard, a weed that crowds out native plants in the Sepulveda Basin Wildlife Reserve and ...

"Someone call the goats." Expert issues warning about aggressive plant species taking over wildflower meadows: 'Pull them out ...

If the plant is crowded out of its natural habitat by black swallow ... intent on eradicating invasive plants starts now with the greening of the state. “Garlic mustard is out there now ...

If the plant is crowded out of its natural habitat by black swallow ... intent on eradicating invasive plants starts now with the greening of the state. “Garlic mustard is out there now ...

Despite looking right at home, these plants aren't wildflowers, but highly invasive herbs ... "All the way up past the trees is all garlic mustard," Delepine said, pointing out the white-flowered ...