Cilantro (Coriandrum sativum)

Cilantro

Coriandrum sativum

Fresh, zesty foliage brightens meals and gardens. Annual herbaceous plant; common names: cilantro, coriander.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; tolerates mild afternoon shade in hot climates to prevent premature bolting
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Watering Water when the top 2 cm of soil is dry; avoid overwatering to prevent root rot and fungal growth
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Temperature Thrives in 15–25°C; avoid frost and extreme heat above 32°C, which triggers early seed production
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Characteristics

  • Leaf: Basal leaves are broad, lobed; upper leaves are feathery, finely divided
  • Flower: Small white to pale pink umbels with tiny individual blooms
  • Stem: Slender, green, branching stems with faint aromatic scent
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Care Guide

Watering

Keep soil consistently moist but not waterlogged to support foliage growth

Fertilization

Light, diluted balanced feed every 2 weeks. Avoid over-fertilization, which can reduce foliage aroma and flavor

Eggshell powder topdress:Sprinkle finely ground, dried eggshells on the soil surface to boost calcium levels and improve drainage; avoid direct contact with plant stems to prevent irritation
Pruning
  • Pinch back growing tips when plants reach 15 cm tall to encourage bushier foliage growth
  • Remove spent flower heads promptly to delay bolting and extend leaf production
  • Trim yellowing lower leaves to improve airflow and reduce disease risk
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats

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

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Garden Uses & Culture

Culture: Used in global cuisines; symbolizes love and loyalty in some Mediterranean folk traditions

Usage: Culinary herb (leaves as cilantro, dried seeds as coriander spice); occasional medicinal use for digestive support