Sweet Basil (Ocimum basilicum)

Sweet Basil

Ocimum basilicum

Aromatic leaves carry warm, peppery sweetness. Annual culinary herb; common name: sweet basil.

Requires full sun to partial shade; at least 6 hours of direct sunlight daily for robust leaf growth and aromatic oil production
1–2/week
Beginner
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Plant Needs

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Sunlight Requires full sun to partial shade; at least 6 hours of direct sunlight daily for robust leaf growth and aromatic oil production
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Watering Water thoroughly when the top 2 cm of soil feels dry; avoid overwatering to prevent root rot and fungal growth
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Temperature Thrives in warm temperatures; protect from frost as it cannot tolerate temperatures below 10°C for extended periods
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Characteristics

  • Leaf: Glossy oval leaves with serrated edges; emit a pungent, sweet aroma when crushed
  • Flower: Small white to pale purple tubular flowers arranged in terminal spikes
  • Stem: Square, green, herbaceous stems with fine, soft hairs
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Care Guide

Watering

Keep soil consistently moist but not waterlogged to support active growth

Fertilization

Diluted balanced liquid feed every 2 weeks. Prioritize nitrogen-rich fertilizers to promote lush, healthy leaf growth

Banana peel tea:Steep 2-3 chopped banana peels in 1 liter of water for 24 hours; strain the liquid and use to water the base of the plant directly
Pruning
  • Pinch off terminal growth tips regularly to encourage bushier foliage and prevent legginess
  • Remove spent flower spikes promptly to redirect energy toward leaf production instead of seed development
  • Trim yellow or damaged leaves at the base to maintain plant health and tidy appearance
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirmed non-toxic; no known adverse effects for cats

Humans: Non-toxic to humans; safe for culinary consumption

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Garden Uses & Culture

Culture: Symbolizes love and protection in some Mediterranean and Southeast Asian cultural traditions

Usage: Culinary herb for salads, pesto, sauces, and garnishes; also used in aromatherapy for its calming scent