Four-nerve Daisy (Tetraneuris scaposa)

🌱

☀️

Sunlight Full sun to partial shade; tolerates intense arid sunlight without leaf scorching

💧

Watering Allow soil to dry completely between waterings; highly drought-tolerant once established

🌡️

Temperature Hardy to -10°C; withstands high summer heat in low-humidity arid regions

🔍

Leaf: Basal rosette of narrow, linear leaves with four prominent veins on the underside
Flower: Solitary yellow composite daisy heads, 2–4 cm diameter, with distinct ray florets
Stem: Slender, leafless scapes rising vertically from the basal rosette

🛠️

Watering

Water deeply once every 7–10 days during active growth periods

Fertilization

Optional dilute balanced feed once in early spring. Avoid high-nitrogen fertilizers that may reduce flowering

Crushed eggshell powder：Sprinkle a thin layer on soil surface in early spring; no dilution required

Pruning

Deadhead spent blooms regularly to encourage extended flowering
Trim back brown, frost-damaged foliage in late winter to promote new spring growth
Thin overcrowded clumps every 2–3 years to improve airflow and reduce competition

⚠️

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats

Humans: No known toxic effects on humans

📖

Culture: N/A

Usage: Xeric garden ornamental; pollinator-friendly for native bees and butterflies