Weed Control Guy.com

London Rocket – From the Mustard family. This weed is a winter annual and usually dies when the temps rise.  It will stay around longer in shady moist areas.  The plant is green and the flowers are yellow.  The plant grows to a height of up to 3 feet.  It can be controlled with some selective herbicides.  No need to use glyphosate for control. To prevent this weed from taking over use a pre emergent two times a year, especially in the south.