Lobed Tickseed (Coreopsis auriculata)

Lobed Tickseed

Coreopsis auriculata

Cheerful golden blooms brighten sunny borders, a low-maintenance garden staple. Herbaceous perennial; common name: Lobed Tickseed.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; thrives in bright, direct sunlight for most of the day, with light afternoon shade tolerated in hot climates
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Watering Water deeply when top 2–3 cm of soil is dry; avoid overwatering to prevent root rot
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Temperature Hardy to -30°C; tolerates heat up to 35°C; goes dormant in cold winters
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Characteristics

  • Leaf: Basal leaves are lobed, hairy, dark green; stem leaves are smaller, sessile.
  • Flower: Daisy-like composite blooms, bright golden yellow, 2–4 cm diameter.
  • Stem: Slender, green to reddish-brown, branching near the top.
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Care Guide

Watering

Keep soil consistently moist but not waterlogged during active growth

Fertilization

Apply balanced diluted fertilizer once monthly. Use low-nitrogen fertilizer to encourage abundant blooming

Eggshell powder topdressing:Crush dried eggshells into fine powder; sprinkle lightly on soil surface to boost calcium levels and deter slugs
Pruning
  • Deadhead spent blooms regularly to extend the flowering period
  • Cut back foliage to ground level in late autumn after dormancy sets in
  • Thin overcrowded clumps every 2–3 years in early spring to improve airflow
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats

Humans: No known toxic effects on humans

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Garden Uses & Culture

Culture: Symbolizes cheerfulness and optimism in floral language

Usage: Ornamental garden plant; suitable for rock gardens, borders, and wildflower meadows