Sweet Marjoram / Knotted Marjoram is a fragrant and aromatic herb that is closely related to oregano (Origanum vulgare).  It is a popular culinary herb known for its sweet and mild flavour.  Marjoram is a tender perennial herb that typically grows to a height of about 1 to 2 feet (30 to 60 centimeters).  It has small, oval-shaped, grows into a compact bush with greyish, round leaves and a strong tangy-musty flavour. In late spring, it forms small bud like flowers that resemble knots, hence its other common name. 
Marjoram has a mild, sweet, and slightly floral flavour.  It is often described as a cross between oregano and thyme.  The aroma of marjoram is gentle and pleasing, making it a versatile herb in cooking.
Marjoram is highly regarded in Mediterranean and European cuisines, where it is used to season a wide range of dishes, including soups, stews, sauces, roasted meats, and vegetables.  It pairs well with ingredients like tomatoes, olive oil, garlic, and basil, and it is a key component in classic herb blends like fines herbes and herbes de Provence.
Marjoram has a history of use in traditional herbal medicine. It was believed to have potential digestive and calming properties.  It is sometimes used to make herbal teas for its soothing and relaxing effects.