Inch Plant (Callisia)

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Sunlight Bright indirect light; tolerate partial shade, avoid harsh midday direct sun that can scorch leaf edges

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

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Temperature Thrives in 18–25°C; protect from temperatures below 10°C to prevent leaf browning and stunted growth

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Leaf: Small, oval to lanceolate leaves; glossy green, sometimes with purple undersides
Flower: Tiny white, star-shaped blooms in clusters at stem tips
Stem: Slender, creeping stems that root at nodes for easy propagation

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Watering

Keep soil evenly moist; mist leaves occasionally to boost humidity

Fertilization

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

Composted coffee grounds tea：Use fully composted coffee grounds; dilute 1:30 with water for root drenching to avoid soil acidity spikes

Pruning

Trim leggy stems back to encourage bushier, denser growth
Remove yellow or damaged leaves regularly to maintain plant health and appearance
Pinch stem tips every 4–6 weeks to promote branching and prevent trailing stems from becoming too sparse

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Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; calcium oxalate crystals cause oral pain, drooling, and vomiting

Humans: Contains calcium oxalate crystals; ingestion causes mild oral irritation; may trigger skin irritation in sensitive individuals

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Culture: N/A

Usage: Ornamental hanging basket plant; groundcover for shaded garden beds; has mild air-purifying properties