Also known as Bull Kelp.
Light brown to dark green brown in color with a long slender brown stipe that can grow to more than fifty feet long.
Its large bulb suspends two nodes of numerous thin and flat blades, up to twelve feet long.
It has an immernse holdfast that can grow up to sixteen inches across.
Bull Kelp is annual and it grows in subtidal waters, seldom exposed even at lowest tide and is present on rocky shores all along the Pacific West Coast from Alaska to Southern California.
Bull Kelp is rich in calcium, magnesium, sodium, iodine, potassium, phosphorus, iron, bulk fiber, and vitamins A, B complex, C, D, E, and K.
As a herbal remedy it detoxifies body tissues of heavy metal and radioactive agents, treats thyroid disorders, arthritis and digestive problems; purifies blood, aids in weight loss, eases lymphatic swelling; treats herps infections, eases inflammation and neuritis, soothes mucuous membranes, reduces side effects of chemotherapy and radiation.
Applied topically to the skin its stimulating, firming and revitalizing. Iodine and other micro nutrients gets absorbed via the skin.
Old Bull Kelp washed on shore is also used as a garden fertilizer, or mixed in with animal food to supply micronutrients and iodine to their diet.