Where Do the Bay Leaves in Thanksgiving Recipes Come From?

A Thanksgiving stock or sauce recipe may call for a bay leaf without saying much about the plant behind it. The familiar culinary bay laurel is Laurus nobilis, an aromatic evergreen native to the Mediterranean region. Its leaves are the seasoning. Oregon State University lists bay laurel, sweet bay, Grecian laurel, and true laurel among the names for this species. Oregon State University’s bay laurel profile

That answers the botanical question, but there is a useful complication: the words “bay leaf” can refer to more than one plant. Understanding the ingredient means separating its species, the part of the plant being used, and the place a particular product was grown.

An evergreen tree behind the pantry ingredient

Bay laurel can develop into a tree or a substantial shrub. Chicago Botanic Garden describes its foliage as thick and glossy, with leaves roughly two to four inches long. The plant also produces small, yellowish-green spring flowers. Male and female flowers occur on separate plants, and pollinated female plants can bear dark, single-seeded fruits. The leaves are the part the garden identifies as a culinary herb. Chicago Botanic Garden’s sweet bay profile

This gives the modest pantry leaf a different context: it began as foliage on a woody plant with branches, flowers, and fruit. “Evergreen” describes the plant’s year-round foliage. It does not mean that the dried leaf in a seasoning jar must look like a fresh green leaf on the tree.

Mediterranean origin is different from package origin

The Mediterranean is bay laurel’s native region, but the plant is now cultivated in many parts of the world. University of Wisconsin–Madison Extension describes both its widespread culinary cultivation and its ornamental use. A bay plant can be shaped into topiary or grown in a container, as well as allowed to develop into a tree or shrub. Wisconsin Extension’s guide to sweet bay

Consequently, knowing the species’ native region does not establish where a particular jar’s leaves were grown. That is a separate product-traceability question. A country-of-origin statement or information from the producer is more relevant to that question than the plant’s botanical history. Likewise, a name describing the plant is not, by itself, a record of its journey to your kitchen.

Why a leaf belongs among the seasonings

A seasoning shelf brings together very different plant parts. Texas A&M’s horticultural guide describes culinary herbs in terms of leaves and other soft parts, while discussing spices made from parts such as seeds, bark, and roots. Fresh and dried forms both appear in the herb category. Texas A&M’s explanation of herbs and spices

Bay is a useful example of why the ingredient’s form matters more than the shelf it occupies. The word “leaf” in its name is literal. Putting it beside ground spices does not make it a seed or a piece of bark, and drying it does not change which part of the plant it came from.

Its connection to Thanksgiving cooking

Bay’s place in a holiday recipe follows its broader culinary role. The Royal Horticultural Society describes bay leaves as contributing a gentle, warm flavor to preparations such as soups, stocks, sauces, and slow-cooked stews. Both fresh and dried leaves have culinary uses. A Thanksgiving recipe using bay in stock or sauce is drawing on that same role, rather than on a plant associated specifically with an autumn harvest. The RHS guide to culinary bay

“Indian bay leaf” names a different species

Indian bay leaf, also called tejpat, comes from Cinnamomum tamala. The Indian Institute of Spices Research identifies it as a different evergreen tree, also in the laurel family, and places its origins in the Himalayan region and Northeast India. Its leaves have an aroma associated with cinnamon and clove. The institute explicitly distinguishes it from Mediterranean Laurus nobilis. ICAR–IISR’s Indian bay leaf profile

These are distinct ingredients sharing a familiar common name, not simply two names for the same species. For a Thanksgiving ingredient list, the clearest botanical answer is Laurus nobilis when bay laurel is intended. For a specific product, its botanical name and origin information answer two different questions: what plant supplied the leaves, and where those particular leaves came from.