Botanically, rhubarb is a vegetable.And, rhubarb is the plant I would like to share for this week's Weekend Herb Blogging hosted by Anh at Food Lover's Journey.A few uses of rhubarb (Rheum palmatum) that I found interesting:can be used to make an environmentally friendly cleaner for pots and pans - rhubarb brings back the shine in burnt pots and panscan be used as a hair dyecan be used to make org