PlantFun
Plant Needs
Sunlight
Full sun to partial shade; thrives in open, unshaded grassland conditions
Watering
Drought-tolerant; water only during prolonged dry spells to avoid root rot
Temperature
Hardy to -15°C; tolerates cool temperate winters and warm summer temperatures
Characteristics
- Leaf: Pinnate compound leaves with 3–8 pairs of oval, grey-green, hairless leaflets
- Flower: Dense clusters of bright yellow pea-like flowers with five distinct petals
- Fruit: Curved, horseshoe-shaped seed pods that split to release small, brown seeds
Care Guide
Watering
Water occasionally during extended dry periods; avoid overwatering
Fertilization
Optional diluted compost tea once monthly. No regular fertilization required; excess nutrients may reduce flower production
Composted eggshell powder：Sprinkle a thin layer around the base in early spring; avoid direct contact with foliage to prevent leaf burnPruning
- Trim back spent flower stems after blooming to maintain tidy growth
- Remove dead foliage in early spring to promote new, healthy growth
- Thin overcrowded clumps every 2–3 years to improve airflow and reduce competition
Toxicity
Warning: this plant may be toxic.
Pets & Humans
Pets: ASPCA: No known toxicity to cats
Humans: No known toxicity to humans
Garden Uses & Culture
Culture: N/A
Usage: Pollinator-friendly; supports native bees and butterfly larvae as a host plant
