# Plant Monograph: Carnation
**Name of plant:**
Carnation
**Catch phrase (Carmina Gadelica or traditional invocation if available):**
**“Flower of love, flower of remembrance.”**
No Carmina Gadelica invocation specifically associated with carnation has been identified. In European flower symbolism, carnations became strongly associated with love, affection, remembrance, devotion and distinction.
**Family:**
Caryophyllaceae
**Genus and species:**
*Dianthus caryophyllus* L.
**Other names:**
* Carnation
* Clove pink
* Clove gillyflower
* Gillyflower
* Pink
* Garden carnation
* Grenadine
* *Dianthus caryophyllus*
* French “œillet”
* Italian “garofano”
* Spanish “clavel”
**Brief introduction:**
Carnation is a perennial flowering plant native to the Mediterranean region and widely cultivated throughout the world for its fragrant, long-lasting flowers. The flowers range from white and pink to red, purple and variegated forms.
The characteristic fragrance of carnation flowers has been compared with cloves, giving rise to the historical name **clove pink**. Carnations have a long association with European gardens, medicine, religious symbolism, festivals and flower lore.
Historically, the flowers were valued not only for their beauty and fragrance but also as an aromatic ingredient in cordials, wines and medicinal preparations.
**Traditional uses:**
* Flowers traditionally used as a mild aromatic and digestive.
* Used historically in preparations intended to relieve digestive discomfort.
* Used traditionally as a cooling or gently stimulating herbal preparation.
* Flower preparations were historically used for nervous tension and melancholy.
* Used in traditional cosmetic, perfumery and aromatic preparations.
**Historical use:**
* Carnation flowers were cultivated in European gardens for centuries and became important ornamental plants.
* Renaissance and early-modern European physicians used carnations and related pinks in medicinal cordials.
* The flowers were incorporated into spiced wines, syrups and aromatic waters.
* Carnations became associated with love, marriage, remembrance and religious devotion in European flower symbolism.
* Carnation flowers and their fragrance became important ingredients in perfumery and household preparations.
**Parts used and method of use:**
* Flowers and petals.
* Flowering aerial portions.
Used as:
* Infusion of the dried flowers.
* Syrup or cordial prepared from the petals.
* Fresh petals used decoratively and occasionally as an edible garnish.
* Flower extract or essential aromatic material used in perfumery.
**Use in healing (modern herbal practice):**
* Traditionally used as a mild aromatic digestive.
* Historically used in herbal preparations for digestive discomfort.
* Traditional preparations have been associated with calming and mood-supportive effects.
* Carnation extracts have been investigated experimentally for antioxidant and antimicrobial activity.
* Investigated in laboratory research for anti-inflammatory and other biological activities.
Carnation is **not a major modern medicinal herb**, and its traditional medicinal applications have largely been superseded by better-studied herbs. Its principal contemporary importance is ornamental, culinary and aromatic.
**Pharmacology and biochemistry:**
* **Eugenol and related phenylpropanoids** — contribute to the characteristic clove-like fragrance of some carnations.
* **Flavonoids and anthocyanins** — provide antioxidant activity and flower pigmentation.
* **Triterpenoid saponins** — occur in *Dianthus* species and contribute to the plant's pharmacological profile.
Mechanisms:
* Phenolic constituents may contribute antioxidant and antimicrobial activity.
* Flavonoids and related polyphenols can modulate oxidative and inflammatory pathways in experimental systems.
* Saponins demonstrate membrane-active and other biological effects in laboratory studies.
**Overall profile:**
Carnation is primarily an **ornamental and aromatic plant with a historical medicinal tradition**. Its flowers contain volatile aromatic compounds, flavonoids, pigments and saponins with demonstrated biological activity in laboratory research. However, modern clinical evidence for medicinal use of *Dianthus caryophyllus* itself is limited, and it should not be presented as a clinically established therapeutic herb.
**Common dosage:**
* **Dried petals, infusion:** approximately 1–2 g per cup of hot water as a traditional aromatic preparation.
* **Flower syrup:** traditionally prepared from fresh petals; dosage depends on the formulation.
* **Fresh culinary petals:** small amounts used as an edible garnish.
* **Flower extract:** dosage depends upon the specific standardized preparation; no established therapeutic dose exists.
**Safety factors (including side effects):**
* Use only correctly identified, pesticide-free flowers for culinary or herbal purposes.
* Carnations may cause allergic reactions or skin irritation in sensitive individuals.
* Concentrated extracts have not been sufficiently studied to establish long-term medicinal safety.
* Avoid assuming that ornamental florist carnations are edible; cut flowers may contain pesticides, preservatives or other treatments.
* Pregnancy and breastfeeding: medicinal doses lack adequate safety evidence and should be avoided unless professionally recommended.
**First aid / adverse reaction response:**
* **Mild skin irritation:** wash the affected area and discontinue exposure.
* **Nausea or gastrointestinal discomfort:** discontinue internal use and monitor symptoms.
* **Suspected allergic reaction:** discontinue exposure and seek medical attention if symptoms persist or worsen.
* **Accidental ingestion of chemically treated florist flowers:** contact a poison-control centre for advice.
* **Difficulty breathing, facial swelling or severe allergic reaction:** seek emergency medical attention immediately.
**Drug interactions:**
* No major clinically established drug interactions are documented for ordinary culinary quantities.
* Concentrated extracts may have biological activity that is not adequately characterized in humans.
* Theoretical interactions are possible with medicines affected by flavonoids or other bioactive constituents, but clinical evidence is lacking.
* Medicinal extracts should therefore be used cautiously alongside prescription medicines until their safety and interaction profiles are better established.
**Horticultural requirements:**
* **USDA / Canadian zone:** Approximately USDA zones 6–9 as a perennial; commonly grown as an annual or tender perennial in colder Canadian regions.
* **Soil pH:** Approximately 6.0–7.5.
* **Light requirements:** Full sun.
* **Moisture:** Moderate moisture with excellent drainage; avoid persistently wet soil.
**Other notes (growth habit, harvest timing, etc.):**
* **Growth habit:** Herbaceous perennial forming upright, branching stems with narrow, blue-green leaves. Cultivars vary greatly in height and flower form.
* **Flowering/fruiting:** Large, strongly fragrant flowers generally appear from late spring through summer. Modern cultivars may flower repeatedly when deadheaded.
* **Harvest timing:** Flowers are harvested when fully developed and fragrant. Petals intended for culinary use should come from plants grown without pesticides.
* **Habitat:** Originally Mediterranean; now extensively cultivated in gardens, greenhouses and commercial flower production worldwide.
* **Propagation/cultivation notes:** Propagated by seed, cuttings or division depending upon cultivar. Requires good air circulation, fertile but well-drained soil and abundant sunlight. Overwatering and poor air circulation encourage fungal disease.
**Sampling of clinical reports / studies:**
* **Clinical study:** There is little high-quality clinical research specifically establishing *Dianthus caryophyllus* as a medicinal treatment in humans.
* **Pharmacological study:** Experimental studies of carnation extracts demonstrate antioxidant, antimicrobial and anti-inflammatory activities.
* **Phytochemical study:** Carnation flowers contain flavonoids, anthocyanins, phenolic compounds, volatile constituents and triterpenoid saponins.
* **Ethnobotanical evidence:** Carnations and related *Dianthus* species have a long European and Asian history of ornamental, aromatic, culinary and traditional medicinal use.
* **Overall assessment of evidence:** **Strong cultural and historical significance; substantial laboratory evidence for biological activity; limited modern clinical evidence. Carnation is best regarded as an aromatic and ornamental traditional plant rather than a clinically established medicinal herb.**
Educational Use Only: The information presented on this page is provided for educational, historical, and informational purposes only. ArdNemeton na Tuatha and Bhùth Draoi do not provide medical advice. Always consult your physician and pharmacist before using any herb, mushroom, supplement, or botanical product for medicinal purposes. Traditional uses described herein do not constitute medical claims.