May 9, 2014. Does mustard come with that model? That's most likely non-native invasive Black Mustard, but a check of CalFlora turns up an array of wide variety of mustard species growing in LA County.
Disclaimer: The Corralitas Red Car Property Blog prefers to quote reliable sources, such as CalFlora and California Poison Control
on the issue of toxicity. We often get email suggesting some plants
are edible. If you are eating your way through the Red Car Property, we
DO NOT recommend you eat any plant you find in the Red Car Property neighborhood without first doing your own research.