Mexican Tea (Dysphania ambrosioides)

Mexican Tea

Dysphania ambrosioides

Sharp, earthy aroma defines this versatile herb. Annual herbaceous plant; common names: Mexican tea, epazote.

Full sun
1–2/week
Beginner
🌱

Plant Needs

☀️
Sunlight Prefers full sun; tolerates partial shade in hot, arid climates; avoid prolonged deep shade
💧
Watering Water when the top 2–3 cm of soil dries out; avoid overwatering to prevent root rot in poorly drained soil
🌡️
Temperature Thrives in warm temperatures; cannot tolerate frost; move indoors or protect when temperatures drop below 10°C
🔍

Characteristics

  • Leaf: Lanceolate to ovate leaves with serrated margins; emits a strong, pungent aroma when crushed
  • Flower: Small, greenish-white blooms clustered in axillary spikes
  • Stem: Erect, branching stems ranging from green to reddish-brown
🛠️

Care Guide

Watering

Keep soil evenly moist but not waterlogged; increase frequency during prolonged heatwaves

Fertilization

Diluted balanced liquid fertilizer every 4 weeks. Discontinue fertilizing in late autumn as growth slows

Eggshell powder topdressing:Crush clean, dried eggshells into fine powder; sprinkle a thin layer on soil surface to boost calcium levels and improve drainage; avoid direct contact with plant stems
Pruning
  • Pinch back young stem tips to encourage bushy, compact growth
  • Remove spent flower spikes to prevent unwanted self-seeding
  • Trim yellowing or damaged leaves regularly to maintain plant health and air circulation
⚠️

Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic due to essential oils and terpenoids; may cause gastrointestinal distress and lethargy

Humans: Ingestion of large quantities may cause nausea, vomiting, and dizziness; small culinary amounts are generally safe for adults

📖

Garden Uses & Culture

Culture: Used in Mexican and Central American cuisine to flavor beans and reduce flatulence; traditional medicinal uses are not recommended without professional oversight

Usage: Culinary herb (small quantities only), ornamental foliage for herb gardens, historical medicinal applications