I've seen US-grown wasabi at some specialty stores in San Francisco. It looks like there's actually a farm in Half Moon Bay producing it: http://www.foodgal.co

I've seen US-grown wasabi at some specialty stores in San Francisco. It looks like there's actually a farm in Half Moon Bay producing it: http://www.foodgal.com/2014/04/californias-only-grower-of-real-wasabi/ http://www.foodgal.com/2014/04/californias-only-grower-of-re...