Calendula vs. Marigold: Are They the Same?
If you've bought "marigold" flowers from a natural food store or an herbalist, you may have been buying calendula. And if you've planted "marigolds" in your garden, you've almost certainly planted something else entirely. The word "marigold" is applied to several different plants — and this matters if you're trying to use calendula in tea, cooking, or skincare preparations.
This article explains the difference between Calendula officinalis (pot marigold, true calendula) and the Tagetes species most commonly sold as garden marigolds, and why the distinction is important.
The Two Plants Called "Marigold"
The confusion arises because both Calendula officinalis and plants in the Tagetes genus are called "marigold" in common English usage — and both are in the Asteraceae (daisy) family, which adds to the visual similarity. But they are from entirely different genera, have different chemical compositions, different flavors, different cultural histories, and different traditional uses.
Calendula officinalis (Pot Marigold, True Calendula)
Calendula officinalis is native to southern Europe and the Mediterranean basin. The flowers range from pale cream-yellow to deep orange. The plant has a mild, resinous scent — detectable when handling fresh flowers — and a subtle, slightly earthy flavor. It has been used in European food, medicine, and skincare preparations for at least 500 years of documented history. When herbalists, natural food stores, and cosmetic manufacturers say "calendula," they mean Calendula officinalis.
Tagetes species (French Marigold, African Marigold, Pot Marigold)
Tagetes species — primarily T. erecta (African marigold), T. patula (French marigold), and T. tenuifolia (signet marigold) — are native to Mexico and Central America. These are the bright orange and yellow flowers sold in virtually every garden center in spring. They have a strong, distinctly pungent scent that many gardeners recognize as characteristic of "marigold." Tagetes are planted extensively as companion plants because this scent is thought to deter certain garden pests.
Confusingly, Tagetes erecta is sometimes called "African marigold" and occasionally "pot marigold" — the same common name applied to Calendula officinalis. This overlap in common names is a persistent source of confusion in both herb commerce and gardening.
Key Differences at a Glance
| Feature | Calendula officinalis | Tagetes species |
|---|---|---|
| Common names | Pot marigold, calendula, garden marigold | French marigold, African marigold, signet marigold |
| Origin | Mediterranean, southern Europe | Mexico and Central America |
| Scent | Mild, slightly resinous | Strong, pungent, distinctive |
| Flavor | Mild, slightly earthy, faintly bitter | Strong, peppery, pungent (not pleasant in most culinary uses) |
| Culinary use | Long tradition in European food and tea | Some culinary use (T. lucida, T. tenuifolia) but not standard |
| Traditional herbal use | Extensive European tradition; EMA monograph | Used in Central and South American traditional medicine; different applications |
| Garden marigold? | Not the typical bedding plant | Yes — the marigold in most garden centers |
How to Tell Them Apart Visually
Calendula officinalis has a more open, daisy-like flower with relatively flat ray petals surrounding a dense center disc. The flower's color tends toward lighter, cleaner shades of orange and yellow. The plant itself is smaller and less bushy than most Tagetes varieties, and the leaves are slightly sticky to the touch from the resin glands.
Tagetes species tend to have more densely double flowers (especially in cultivated garden varieties), richer and often darker orange-red colors, and deeply lobed, lacy-textured leaves. The plant has a notably more pungent scent — instantly recognizable to anyone who has grown it. If you crush a fresh leaf and it smells strongly herbal and slightly musky, it's almost certainly a Tagetes.
Does the Distinction Matter for Tea or Cooking?
Yes. Calendula officinalis petals have a long history of use in food and tea; the FDA includes calendula petals on its GRAS list as a food ingredient. Tagetes species do not have this same culinary track record in European tradition and are not on the GRAS list as food ingredients (though Tagetes erecta extracts are approved as food colorants in some jurisdictions, and T. lucida is used as a spice in Mexican cuisine).
For the applications described in this article cluster — tea, infused oil, cooking, skincare preparations — Calendula officinalis is the correct plant. If you buy from a reputable herbal supplier and the product is labeled "calendula," it should be C. officinalis. If it is labeled simply "marigold," clarify the species before using it in food or tea.
Tagetes in Herbal Tradition
This article isn't an indictment of Tagetes. These plants have their own traditional uses, particularly in Mesoamerican and Andean folk medicine. Tagetes lucida (Mexican tarragon) is used as a spice in Mexican cooking and has traditional ceremonial uses. Tagetes patula has traditional uses in Ayurvedic practice. But these are different plants, with different traditions, and should not be substituted for calendula in applications where Calendula officinalis is specified.
Frequently Asked Questions
Are Tagetes flowers safe to eat?
Some Tagetes species — particularly T. tenuifolia (signet marigold) — are used as edible flowers in culinary contexts and are generally regarded as safe in small quantities. However, they are not interchangeable with calendula for herbal preparations. If you want to use flowers in tea or infused oil, use correctly identified Calendula officinalis.
Can I use garden marigolds (Tagetes) for infused oil?
We recommend using Calendula officinalis specifically for infused oils intended for skin use. Tagetes species have different chemical compositions and a different (and less well-documented) traditional use profile for topical applications. The extensive traditional use record for topical applications applies specifically to Calendula officinalis.
How do I know if the calendula I bought is really Calendula officinalis?
Buy from reputable herbal suppliers who identify products by Latin name. If the product is labeled "Calendula officinalis" or "pot marigold," it should be the correct plant. See What to Look for When Buying Dried Calendula Flowers for broader sourcing guidance.
Related Articles
- What Is Calendula? An Introduction to the Plant and Its Uses
- The History and Traditional Use of Calendula
- How to Use Dried Calendula Flowers in Cooking
- What to Look for When Buying Dried Calendula Flowers
Sources and References
- Grieve M. A Modern Herbal. 1931. Reprinted Dover Publications, 1971.
- Parkinson J. Theatrum Botanicum. London. 1640.
- Rzeźnicka I, et al. "Calendula officinalis — A review of its traditional uses and phytochemical constituents." Phytochemistry Reviews. 2021.
- Bye R, Linares E. "Ethnobotany of Tagetes." Economic Botany. 1983.
- FDA. Substances Generally Recognized as Safe (GRAS). 21 CFR Part 182.
The content on this page is for educational purposes only and is not intended as medical or nutritional advice. Consult a qualified healthcare provider with any questions about your health.