Silver Variegated Calathea (Goeppertia picturata argentea)

Silver Variegated Calathea

Goeppertia picturata argentea

Its silver-patterned leaves glow like moonlit silk. Evergreen foliage plant; common name: Silver Calathea.

Partial sun
1–2/week
Moderate
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Plant Needs

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Sunlight Bright indirect light; avoid direct midday sun which can scorch the silver variegation and fade leaf color
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Watering Water thoroughly when the top 2 cm of soil feels dry; avoid standing water to prevent root rot
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Temperature Maintain consistent warm temperatures above 15°C; avoid cold drafts from windows or air conditioning
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Characteristics

  • Leaf: Oval, glossy, dark green margins with silver central variegation; leaves fold vertically at night (nyctinasty).
  • Stem: Short, fleshy green stems forming dense, low-growing clumps.
  • Flower: Small, white to pale purple bracted flowers produced on short stalks (rare in indoor cultivation).
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Care Guide

Watering

Keep soil evenly moist but not waterlogged; mist foliage 2–3 times weekly to boost humidity

Fertilization

Diluted balanced liquid feed every 4 weeks. Avoid over-fertilizing, which can cause leaf tip browning

Banana peel compost tea:Use fully composted banana peels steeped in water for 24 hours; dilute 1:20 before applying as a root drench to avoid mold growth
Pruning
  • Remove yellow or brown leaves at the base to maintain plant health and appearance
  • Trim dead flower stalks at the base after blooming (if applicable)
  • Groom foliage weekly with a damp cloth to remove dust and support photosynthesis
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats

Humans: No known toxic effects for humans

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental indoor foliage; known for air-purifying properties