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Laurus nobilis

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Laurus nobilis L.

Family Name: Lauraceae
Common Name: Sweet Bay, Bay Tree, Bay Laurel, 月桂

Name

Family Name
Genus Epithet
Species Epithet
Name Authority
Name Status (botanical)
Common Names

Classifications and Characteristics

Plant Division Angiosperms (Flowering Seed Plants) (Dicotyledon)
Plant Growth Form Tree (Small (6m-15m))
Lifespan (in Singapore) Perennial
Mode of Nutrition Autotrophic
Maximum Height 12 m

Biogeography

Native Distribution Mediterranean
Native Habitat Terrestrial
Preferred Climate Zone Mediterranean
Local Conservation Status Non-native (Horticultural / Cultivated Only)

Description and Ethnobotany

Growth Form Shrubby or small tree up to 12 m tall.
Foliage Smooth, leathery leaves are elliptic with smooth edges or lined with rounded teeth. Crushed leaves are fragrant.
Flowers Yellowish white to greenish yellow flowers occur in clusters in the leaf axils (the space between the upper surface of a leaf and the stem). Male and female flowers occur on separate individuals.
Fruit Egg-shaped fruits are dark purple when ripe.
Others - Plant Morphology The leaves contain 0.3-0.5% essential oil, while the fruits contain 1%.
Cultivation It is prone to attack by scale insects which can be removed by applying horticultural oil or alcohol on them.
Ethnobotanical Uses Food (Herb or Spice): In French cuisine, the leaves are tied with other herbs and used to flavor soups and sauces.
Medicinal: The leaves have anti-diabetic compounds, according to studies based on experimental animals.
Cultural / Religious: In ancient times, the leaves were used to make a crown to acknowledge the accomplishments of various individuals.
Others: The seeds can be used to make soap.

Landscaping Features

Landscape Uses General, Small Gardens, Topiary, Container Planting
Thematic Landscaping Economic Garden

Fauna, Pollination and Dispersal

Pollination Method(s) Biotic (Fauna) (Insects (Bee))

Plant Care and Propagation

Light Preference Full Sun
Water Preference Moderate Water
Plant Growth Rate Moderate
Rootzone Tolerance Well-Drained Soils
Propagation Method Seed, Stem Cutting (Semi-Hardwood)
Propagation Method Remarks Take cuttings from stem that has just become woody. It will take at least 3 months for stem cuttings to root.
Seed / Spore Germination Duration 6 months to 12 months

Foliar

Foliage Retention Evergreen
Mature Foliage Colour(s) Green
Mature Foliage Texture(s) Smooth, Glossy / Shiny, Leathery, Thick
Foliar Type Simple / Unifoliate
Foliar Arrangement Along Stem Alternate
Foliar Attachment to Stem Petiolate
Foliar Shape(s) Non-Palm Foliage (Lanceolate, Elliptical, Oblong)
Foliar Venation Pinnate / Net
Foliar Margin Entire, Crenate
Foliar Apex - Tip Acute
Foliar Base Acute

Floral (Angiosperm)

Flower & Plant Sexuality Unisexual Flowers , Dioecious
Flower Grouping Cluster / Inflorescence
Flower Location Axillary
Inflorescence Type Umbel
Flowering Period Free-Flowering
Flowering Habit Polycarpic
Flower Colour(s) Remarks Yellowish White, Greenish Yellow

Fruit, Seed and Spore

Mature Fruit Colour(s) Purple, Black
Mature Fruit Texture(s) Smooth, Glossy / Shiny
Plant Sexuality (non-Angiosperm) Dioecious

Image Repository

Images

Others

Master ID 30060
Species ID 4369
Flora Disclaimer The information in this website has been compiled from reliable sources, such as reference works on medicinal plants. It is not a substitute for medical advice or treatment and NParks does not purport to provide any medical advice. Readers should always consult his/her physician before using or consuming a plant for medicinal purposes.
Species record last updated on: 14 October 2021.
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