Marigold (Calendula officinalis)

Marigold (Calendula officinalis) is a member of the Asteraceae family, native to Southern Europe, North Africa, and Western Asia. Traditionally, its flowers, leaves, and resin have been used for infusions, decoctions, and oil infusions.

This herb is particularly valued for its anti-inflammatory, astringent, and carminative actions, and has a long history of use in european herbal medicine, mediterranean herbal traditions, and ayurvedic medicine.

Marigold (Calendula officinalis) dried pieces of the herb arranged on a wooden table for reference — Marigold (Calendula officinalis) dried pieces of the herb arranged together on a wooden table for reference, used in teas and remedies.

Quick Facts / Key Information

Common Name	Marigold
Scientific Name	Calendula officinalis
Plant Family	Asteraceae
Genus	Calendula
Species	officinalis
Native Range	Southern Europe, North Africa, Western Asia
Plant Parts Used	Flowers, Leaves, Resin
Primary Medicinal Actions	Anti-Inflammatory, Astringent, Carminative
Primary Traditional Systems	European Herbal Medicine, Mediterranean Herbal Traditions, Ayurvedic Medicine
Historical Preparation Methods	Infusion, Decoction, Oil Infusion

Botanical Identity

Scientific Name: Calendula officinalis
Common Name: Marigold
Synonyms / Alternative Names: Pot Marigold, Calendula, Common Marigold
Plant Family: Asteraceae
Genus: Calendula

Botanical Description

Growth Habit: Annual herbaceous plant.
Height: It typically grows to a height of 30 to 60 centimeters.
Leaves: Broad leaves with upper surface yellow-green and lower surface gray-green, bearing prominent stomatal bands.
Flowers: Radially symmetrical flowers with yellow to orange petals arranged in a single layer, typically five petals with a central disc of tubular florets, lacking distinct markings or patterns.
Stems: Cylindrical, hollow, ribbed, hairy, ascending, branched, with opposite phyllotaxis, and bearing sessile, leafy nodes.

Traditional Uses / Historical Use

Traditional Systems

European Herbal Medicine
Mediterranean Herbal Traditions
Ayurvedic Medicine
Traditional Chinese Medicine

Historical Preparation Methods

Infusion
Decoction
Oil Infusion
Ointment

Medicinal Actions

Anti-inflammatory: As described in traditional systems, a warming anti-inflammatory, in tissue-soothing contexts.
Astringent: Commonly referenced as a soothing astringent, for skin-related applications.
Carminative: Historically regarded as a moderate carminative, within digestive system contexts.
Tonic: In herbal texts, considered a mild tonic, in whole-system applications.

Active Compounds

Flavonoid: A chemical class commonly identified in plant tissues, especially flowers and leaves.
Essential Oil: Naturally occurring plant oils composed primarily of volatile constituents.
Tannin: High-molecular-weight phenolic compounds found in many plant species.
Terpenoid: Plant-produced compounds commonly found in essential oils and resins.

Modern Research Overview

Scientific literature concerning this plant spans multiple areas, including phytochemistry and laboratory research. Detailed analysis of published studies is not included at this time and will be added as part of future editorial expansion.

Safety & Contraindications

General Precautions: Caution is advised in certain contexts based on traditional use and available information.
Contraindications: Certain contraindications have been reported in relation to the use of this herb.
Allergies: Reports of allergic reactions to this herb are not well documented in available sources.
Drug Interactions: There is insufficient evidence to determine whether this herb interacts with pharmaceutical drugs.
Toxicity: Available information regarding the toxicity of this herb is limited.
Pregnancy & Breastfeeding: Safety during pregnancy and breastfeeding has not been well documented.

Preparation & Usage Methods

Infusion: Infusions are commonly prepared using hot water to release aromatic and soluble components.
Decoction: Plant parts are gently boiled in water to release soluble constituents.
Poultice: Fresh or dried plant material is applied externally to the skin.
Infused Oil: Oils are infused with plant material over time to absorb constituents.
Tincture: This method preserves plant compounds using an alcohol-based solution.

Growing, Harvesting & Storage

Growing / Cultivation

Soil: Prefers loamy soil with well-drained conditions. Typically grows best in organically rich soils.
Sunlight: Thrives in full sun. Tolerates full sun to partial shade.
Watering: Prefers well-balanced moisture levels. Tolerates moderate moisture fluctuations.