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Questions and Answers
What is the scientific name of Sweet Marjoram?
Where did Marjoram originate from?
What is the shape of Marjoram leaves?
What is the recommended plant spacing in the row?
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What is the preferred soil type for Marjoram?
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When can Marjoram seeds be prepared in the greenhouse?
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How many plants per Fedan are used by most commercial producers?
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When can Marjoram be harvested?
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What is the recommended way to harvest for a higher yield of oil?
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What is the percentage range of beta-pinene in the active constituents?
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What is the percentage range of terpine-1-ol-4 in the active constituents?
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What is the use of marjoram based on its antioxidant activity?
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How many cuts per year can be taken for fast regrowth?
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What is the percentage range of beta-caryophyllene in the active constituents?
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Study Notes
Classification
- Scientific name: Majorana hortensis or Origanum majorana L.
- Common name: Sweet marjoram
- Family: Lamiaceae
Origin and Distribution
- Originates from Asia Minor
Plant Description (Morphology)
- Herbaceous perennial plant
- Leaves: oval shaped, small, light green
- Stem: not specified
- Flower: small white to purple flowers, arranged in whorls on the ends of branches
Cultivation
- Soil: prefers neutral soil
- Temperature: requires a fairly hot climate
- Irrigation: requires regular irrigation
- Propagation: can be grown from seed or stem cutting
- Planting density/spacing: 15-30 cm in the row, 30-50 cm width
- Planting date: seeds can be prepared in the greenhouse in February or Autumn, seedlings can be transplanted to the field in March to Mid-April
Crop Schedule
- Field preparation: January
- Planting, cultivation, and harvesting: February to April
- Weed, disease, and pest management: March to June
- Irrigation: April to August
- Harvest: May to July
Used Parts
- The plant can be harvested when needed, before or at blooming stage for leaves or essential oil production
- Harvesting: 2-4 cuts/year, cuttings can be made at 10-15 cm above the ground
Active Constituents
- Monoterpenoids: a-pinene, beta-pinene, sabinene, myrcene, a-terpinene, y-terpinene, paracymene, terpinolene
- Sesquiterpenoids: beta-caryophyllene, a-humulene
- Monoterpenols: linalool, terpine-1-ol-4, terpine-1-ol-3, a-terpineol, cisthuyanol-4, trans-thuyanol-4
- Terpenic esters: linalyl-acetate, terpenyl-acetate, geranyl-acetate
- Phenol-methyl-ethers: trans-anethol
Uses
- Antifungal activity
- Antibacterial activity
- Antioxidant activity
- Analgesic, anti-inflammatory, and antispasmodic activity
- Immunostimulant, antimutagenic, and anticancer activity
- Insecticidal, nematicidal, and molluscicidal activity
- Used in many foods
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Description
A quiz about Sweet Marjoram, a type of aromatic and medicinal plant, covering its scientific name, common names, and family.
