Cape Marigold (Dimorphotheca sinuata)

Cape Marigold

Dimorphotheca sinuata

Its daisy-like blooms glow like sunlit coins in summer. Annual flowering herb; common names: Cape Marigold, African Daisy.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun exposure required for abundant blooming; tolerates light afternoon shade in hot, arid climates
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Watering Water deeply when the top 2 cm of soil is completely dry; avoid overwatering to prevent root rot
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Temperature Thrives in warm temperate to subtropical temperatures; protect from frost as it is frost-tender
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Characteristics

  • Leaf: Lanceolate to oblong, slightly fleshy, with wavy or toothed margins, gray-green foliage
  • Flower: Daisy-like composite heads, 5–8 cm wide, with vibrant white, yellow, orange, or pink petals surrounding a dark purple center
  • Stem: Slender, branching, slightly hairy, forming a compact mound
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Care Guide

Watering

Keep soil evenly moist but not waterlogged; water early in the morning to minimize evaporation

Fertilization

Apply diluted balanced liquid fertilizer every 2 weeks. Use a fertilizer with balanced N-P-K ratio to support both foliage and bloom production

Banana peel compost tea:Compost banana peels for 2 weeks, steep in water for 24 hours, dilute 1:20 with water for root drench; avoid using raw peels to prevent pest infestations
Pruning
  • Deadhead spent blooms regularly to encourage continuous flowering throughout the growing season
  • Trim leggy stems mid-season to maintain a compact, mound-shaped growth habit
  • Remove yellowing or damaged foliage to improve airflow and reduce disease risk
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats; no reported toxicity

Humans: Non-toxic to humans; no known adverse effects from ingestion or contact

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Garden Uses & Culture

Culture: Symbolizes cheerfulness and warmth in garden design; often used in pollinator-friendly landscapes

Usage: Ornamental bedding plant, container plant, and cut flower for floral arrangements