Silver Painted Calathea (Calathea pictura argentea)

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Sunlight Bright indirect light; avoid direct midday sun which can scorch leaf surfaces

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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, consistent temperatures; avoid cold drafts below 15°C

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Leaf: Oval, glossy dark green with a broad, velvety silver central band; undersides pale green
Stem: Short, fleshy upright stems forming dense clumps
Flower: Small white to pale purple blooms on short spikes (rarely produced indoors)

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Watering

Keep soil evenly moist but not waterlogged

Fertilization

Diluted balanced liquid feed every 2 weeks. Avoid over-fertilizing to prevent leaf tip burn

Banana peel compost tea：Compost banana peels for 2 weeks, steep in water, dilute 1:20 for root drench; avoid raw peels to prevent pest infestations

Pruning

Remove yellow or browning leaves at the base to maintain plant appearance and air circulation
Trim dead foliage as needed to redirect energy to new growth
Divide dense clumps during spring repotting to propagate new plants

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Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirmed non-toxic; no harmful effects for cats

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

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Culture: Symbolizes positivity and adaptability; popular for biophilic interior design

Usage: Indoor ornamental foliage; has mild air-purifying properties