PlantFun
Plant Needs
Sunlight
Full sun to partial shade; thrives in hot, dry conditions and tolerates coastal exposure
Watering
Water deeply when top 5 cm of soil is dry; drought-tolerant once established
Temperature
Hardy to -10°C; withstands summer heat up to 35°C; avoid prolonged standing frost
Characteristics
- Leaf: Silvery-grey, woolly, ovate to lanceolate leaves with serrated margins
- Flower: Dense whorls of creamy-white, tubular flowers on upright stems
- Stem: Stiff, upright stems covered in fine silver hairs
Care Guide
Watering
Water regularly during active growth; allow soil to dry completely between waterings
Fertilization
Apply diluted balanced feed once monthly. Use low-nitrogen feed to preserve silvery foliage color
Eggshell powder topdressing：Crush dried eggshells into fine powder; sprinkle 1 tsp per plant around the base and work lightly into topsoil to boost calcium levels and improve drainagePruning
- Deadhead spent flower spikes to encourage prolonged blooming and tidy growth
- Cut back faded stems to ground level in late winter to promote fresh spring growth
- Thin overcrowded clumps every 2–3 years to improve airflow and prevent disease
Toxicity
Warning: this plant may be toxic.
Pets & Humans
Pets: ASPCA: No reported toxicity to cats
Humans: No reported toxic effects on humans
Garden Uses & Culture
Culture: N/A
Usage: Ornamental groundcover; drought-tolerant garden accent; cut foliage for floral arrangements
