This small seed is equivalent in size to a poppyseed and has a dark brown color. Celery seed tastes similar to celery as it comes from wild celery stalk. It’s additional flavours include a more savoury, earthy, profile.
 
A key difference between whole and ground celery seed is that in its ground form it offers a more bitter flavor as opposed to when left whole. It is commonly used in homemade ketchups, bloody Mary’s, sauces, dressings, salads, pickle brines, marinades, and dry rubs.