Calathea lubbersii (Calathea 'Lubersaii')

Calathea lubbersii

Calathea 'Lubersaii'

Vibrant foliage with bold stripes, a lively indoor accent. Evergreen tropical foliage plant.

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 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 Maintain warm, consistent temperatures; avoid cold drafts below 15°C
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Characteristics

  • Leaf: Oval, glossy green leaves with bright yellow longitudinal stripes along the midrib; pale green underside
  • Stem: Short, upright, fleshy stems forming dense, low-growing clumps
  • Inflorescence: Small white or pale purple bracted flowers (rarely produced indoors)
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Care Guide

Watering

Keep soil evenly moist; mist foliage 2–3 times weekly to boost humidity

Fertilization

Diluted balanced liquid feed every 4 weeks. Avoid over-fertilization to prevent leaf tip burn

Banana peel compost tea:Compost banana peels for 2 weeks, steep in water for 24 hours, dilute 1:20 for root drench; avoid applying to foliage
Pruning
  • Trim brown leaf edges with sterile scissors to maintain tidy appearance
  • Remove fully yellowed or dead leaves at the base to redirect plant energy
  • Divide overcrowded clumps during spring repotting to propagate new plants
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirmed non-toxic; no harmful effects from ingestion

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

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Garden Uses & Culture

Culture: Symbolizes lively energy and positivity due to its bold, vibrant foliage

Usage: Indoor ornamental foliage; tabletop or shelf decoration