PlantFun
Plant Needs
Sunlight
Full sun to partial sun; thrives in hot, dry conditions and tolerates intense summer sunlight
Watering
Water deeply when the top 2–3 cm of soil feels dry; avoid overwatering to prevent root rot in poorly drained soil
Temperature
Thrives in warm, arid climates; tolerates short periods of light frost (down to 5°C) during early growth
Characteristics
- Leaf: Finely divided, feathery bright green compound leaves with a fern-like appearance
- Flower: Dense, flat-topped white umbel inflorescences with tiny individual blooms
- Stem: Slender, branching green to pale brown stems with fine hairs
Care Guide
Watering
Keep soil evenly moist during active growth; reduce watering frequency during prolonged heatwaves to avoid stress
Fertilization
Diluted balanced liquid feed once every 2 weeks. Use low-nitrogen feed to prevent excessive foliage growth at the expense of blooms
Eggshell powder topdressing：Sprinkle finely ground, oven-dried eggshells on the soil surface; gently work into the top 1 cm of soil to improve drainage and boost calcium levelsPruning
- Deadhead spent umbels to encourage prolonged blooming and prevent self-seeding if desired
- Remove yellowing or damaged foliage to improve airflow and reduce pest risk
- Trim leggy stems in mid-summer to maintain a compact, upright growth form
Toxicity
Warning: this plant may be toxic.
Pets & Humans
Pets: ASPCA: No documented toxicity to cats
Humans: Contains furanocoumarins; may cause photosensitive skin reactions with prolonged contact or excessive oral intake
Garden Uses & Culture
Culture: Used in traditional Mediterranean medicine to treat respiratory conditions like asthma
Usage: Ornamental wildflower for dry gardens; medicinal herb for its vasodilatory and bronchodilatory properties
