Sea Chamomile (Anthemis maritima)

Sea Chamomile

Anthemis maritima

Its silvery foliage glistens like sea foam, softening coastal breezes. Low-growing perennial herb; common name: Maritime Chamomile.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun exposure required; tolerates coastal salt spray and windy conditions without leaf damage
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Watering Allow top 2 cm of soil to dry between waterings; drought-tolerant once established in well-drained substrate
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Temperature Hardy to -10°C; withstands hot, dry coastal summers and cool, frosty winters
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Characteristics

  • Leaf: Silvery-gray, finely dissected aromatic foliage with a soft, woolly texture that reduces water loss
  • Flower: Daisy-like white blooms with bright yellow disc centers, 2–3 cm in diameter
  • Stem: Slender, branching stems covered in fine white hairs for wind and salt tolerance
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Care Guide

Watering

Keep soil evenly moist during active growth periods

Fertilization

Light, diluted feed once monthly. Use low-nitrogen feed to promote compact foliage and abundant flowering

Eggshell powder topdressing:Crush clean, dried eggshells into fine powder; sprinkle lightly on soil surface to boost calcium levels and improve drainage without adding excess nitrogen
Pruning
  • Deadhead spent blooms regularly to encourage prolonged flowering through early summer
  • Trim back leggy stems in early spring to maintain a tight, mounding habit
  • Remove any damaged or discolored foliage to improve airflow and reduce pest risk
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA-rated non-toxic; no documented adverse effects for cats

Humans: Non-toxic to humans; foliage may be used in small quantities for herbal teas

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental groundcover for coastal gardens; aromatic foliage used in small batches for herbal infusions