PlantFun
Plant Needs
Sunlight
Full sun to partial shade; tolerates dappled shade in hot summer climates to prevent leaf scorch
Watering
Water deeply when the top 5 cm of soil is dry; avoid waterlogging to prevent root rot
Temperature
Hardy to -15°C; prefers cool to temperate conditions; protect from extreme summer heat above 32°C
Characteristics
- Leaf: Bright green, pinnately compound leaves with toothed leaflets; celery-like aroma when crushed
- Flower: Tiny yellow-green umbels arranged in flat-topped clusters
- Stem: Thick, hollow, grooved stems with pale green to brownish bark
Care Guide
Watering
Keep soil consistently moist but not waterlogged
Fertilization
Apply balanced organic feed once monthly. Avoid over-fertilizing to prevent leggy, weak stem growth
Composted banana peel tea：Steep fully composted banana peels in water for 24 hours; dilute 1:20 for root drench; avoid raw peels to prevent pest infestationsPruning
- Deadhead spent flower heads to prevent self-seeding and encourage continued foliage production
- Cut back stems to 15 cm above soil in late autumn to promote winter hardiness
- Thin overcrowded clumps in early spring to improve airflow and reduce disease risk
- Remove yellowing or damaged leaves regularly to maintain plant health
Toxicity
Warning: this plant may be toxic.
Pets & Humans
Pets: ASPCA: Toxic; furanocoumarins cause photosensitive skin reactions, oral irritation, and vomiting
Humans: Contains furanocoumarins; prolonged skin contact may cause photosensitization with sun exposure; large ingestion causes gastrointestinal upset
Garden Uses & Culture
Culture: Historically used in European folk medicine for digestive and urinary support; valued as a culinary herb for celery-like flavor
Usage: Culinary herb (leaves, stems, seeds for seasoning); medicinal herb; ornamental garden border plant
