White Buttercup (Turnera subulata)

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Sunlight Prefers direct morning sunlight and partial afternoon shade to avoid leaf scorch; blooms most profusely in full sun

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Watering Water when the top 2 cm of soil feels dry; avoid overwatering to prevent root rot

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Temperature Thrives in warm tropical to subtemperate temperatures; protect from frost below 10°C

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Leaf: Narrow linear to lanceolate leaves with serrated margins, glossy medium green
Flower: Five-petaled white blooms with yellow central stamens, 2–3 cm diameter, open only in sunlight
Stem: Slender, slightly hairy green stems branching from the basal crown

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Watering

Keep soil consistently moist but not waterlogged; water 2–3 times weekly

Fertilization

Diluted balanced liquid feed every 2 weeks. Cease fertilization in winter when plant growth slows

Banana peel tea：Soak 1 chopped banana peel in 1 liter of water for 3 days; strain and use as a root drench to avoid nutrient buildup

Pruning

Deadhead spent blooms promptly to encourage continuous flowering throughout the growing season
Trim leggy basal stems in early spring to promote bushier, more compact growth
Remove yellowing or damaged leaves to maintain plant health and improve airflow

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Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats

Humans: No documented toxic effects on humans

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Culture: N/A

Usage: Ornamental garden plant; attracts pollinators including bees and butterflies