You may not realize it, but did you know that mustard seeds actually come from the vegetable mustard greens? Most people simply enjoy mustard greens as a leafy vegetable, but, if left to flower and go to seeds, you'll get mustard seeds! Mustard seeds can be used in a number of different ways including as a spice, or made into actual mustard paste. If you're interested in learning how to grow mustard seeds, keep reading our easy to follow gardening guide and become a master gardener! How to Grow Mustard Seeds in Your Garden Planting Mustard Seeds: Plant the mustard