The plant will develop fuzzy, gray growth – a cluster of what looks like dead plant material. He said he would love if people in the foothills around the Sacramento Valley would check nearby Scotch broom for evidence of mites. However, not that many people have been looking.įarm Adviser Scott Oneto is based in the Sierra Foothills and works with the University of California Cooperative Extension. It was detected in 2014 in the foothills north and east of Sacramento.Įvidence of the mite has not been reported in this area. In 2006 researchers found the gall mite in Washington and Oregon. The galls reduce the plant’s ability to grow and reproduce. The mite causes galls, which are growths on the plant. Workgroups are regularly planned to rip the plants from the ground.Ī nearly microscopic mite may be a new weapon in the battle against Scotch broom. Organizations have been formed specifically to kill the plant. The invasive plant is hard to kill, contributes to fire damage and drops seeds that may sprout decades in the future. Jackson > If you live in the foothills of Northern California, you may hate Scotch broom.
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