PlantFun
Plant Needs
Sunlight
Full sun to partial shade; thrives in dry, exposed sunny sites and tolerates light shade
Watering
Drought-tolerant; water only during prolonged dry spells to avoid waterlogging and root rot
Temperature
Hardy to light frost (down to 5°C); prefers warm, dry Mediterranean-type climates
Characteristics
- Leaf: Narrow linear leaves in whorls of 6–8 per node; smooth margins, slightly fleshy texture
- Flower: Tiny white star-shaped blooms in loose terminal clusters; 4 small petals per flower
- Stem: Slender branching stems with distinct warty protrusions (verrucosities) that give the species its name
Care Guide
Watering
Water sparingly during active growth; allow soil to dry completely between waterings
Fertilization
Optional diluted balanced feed once monthly. No regular fertilization required; plant thrives in low-nutrient soils
Eggshell powder topdressing：Crush dried eggshells into fine powder; sprinkle lightly on soil surface every two months; avoid overapplication to prevent excessive soil alkalinityPruning
- Deadhead spent blooms to prevent unwanted self-seeding in managed gardens
- Cut back entire plant to ground level after flowering to tidy garden beds
- Remove yellowing or damaged foliage to maintain neat appearance
Toxicity
Warning: this plant may be toxic.
Pets & Humans
Pets: ASPCA: Non-toxic to cats; no adverse effects from ingestion or contact
Humans: No known toxicity to humans; safe for casual handling and contact
Garden Uses & Culture
Culture: N/A
Usage: Pollinator-friendly wildflower for native gardens; limited traditional use as a mild astringent
