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Apium graveolens L. var. rapaceum

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Apium graveolens (Mill.) DC. L. var. rapaceum

Family Name: Apiaceae (Umbelliferae)
Common Name: Celeriac, Turnip-rooted Celery, Knob Celery

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Classifications and Characteristics

Plant Division Angiosperms (Flowering Seed Plants) (Dicotyledon)
Plant Growth Form Herbaceous Plant
Lifespan (in Singapore) Perennial, Biennial
Mode of Nutrition Autotrophic
Maximum Height 0.6 m to 0.9 m
Maximum Plant Spread / Crown Width 0.3 m to 0.5 m

Biogeography

Native Distribution Europe, Asia, Africa

Description and Ethnobotany

Growth Form Biennial or perennial herb.
Roots The turnip-like root is round to cylindrical.
Foliage Pinnately compound, aromatic leaves are arranged in a basal rosette.
Flowers The umbrella-shaped inflorescence (known as an umbel) is composed of off-white flowers. In biennial plants, the flowers are produced in the second year of the life cycle.
Cultivation Celeriac is a cool-season crop which grows best at 16-24 degrees Celsius in a sunny location with rich, moist well-drained soil. The root is ready to be harvested at 3-4 months. It will be difficult to grow this variety outdoors in Singapore, because it does not like hot, humid climates.
Ethnobotanical Uses Edible Plant Parts : Edible Leaves, Edible Storage Organs
Food (Fruit or Vegetable): Celeriac is a root vegetable which tastes like celery, but has a texture similar to potatoes. It can be eaten raw or cooked, such as in a baked casserole, stir-fry or stew.

Plant Care and Propagation

Light Preference Full Sun
Water Preference Lots of Water, Moderate Water
Rootzone Tolerance Moist Soils, Well-Drained Soils, Fertile Loamy Soils
Fertilizing This plant must be fertilized regularly.
Potential Problems Celeriac is prone to attack by aphids, nematodes and slugs. The root may be attacked by mealy bugs.
Diseases It may develop root rot in wet soils. It is sometimes afflicted with early blight and late blight.
Pest(s) Chewing Insects, Sucking Insects, Nematodes
Propagation Method Seed, Storage Organ
Planting Distance 20 cm to 25 cm

Foliar

Mature Foliage Colour(s) Green
Mature Foliage Texture(s) Raised / Sunken Veins
Prominent Young Flush Colour(s) Green
Young Flush Texture(s) Raised / Sunken Veins
Foliar Type Compound
Foliar Arrangement Along Stem Rosulate / Rosette
Foliar Attachment to Stem Petiolate
Foliar Shape(s) Non-Palm Foliage (Oblong)
Foliar Venation Pinnate / Net
Foliar Margin Serrate / Toothed
Foliar Apex - Tip Acute
Foliar Base Acute

Floral (Angiosperm)

Flower Colour(s) Cream / Off-White
Flower Grouping Cluster / Inflorescence
Flower Location Terminal
Flower Symmetry Radial
Inflorescence Type Umbel

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Master ID 33662
Species ID 8076
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: 26 August 2021.
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