Mona Lavender (Plectranthus 'Mona Lavender')

Mona Lavender

Plectranthus 'Mona Lavender'

Vibrant purple blooms brighten low-light spaces, a cheerful compact ornamental. Evergreen flowering herbaceous perennial; common name: Mona Lavender.

Partial sun
1–2/week
Beginner
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Plant Needs

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Sunlight Bright indirect light; tolerates low indoor light, avoid harsh direct midday sun
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Watering Water when top 2 cm of soil is dry; avoid overwatering to prevent root rot
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Temperature Thrives at 15–22℃; protect from frost below 10℃ to prevent leaf damage
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Characteristics

  • Leaf: Oval, serrated edges, soft green with purple undersides; aromatic when crushed
  • Flower: Spikes of tubular lavender-purple blooms; clustered at stem tips
  • Stem: Succulent, green to purplish, branching freely
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Care Guide

Watering

Keep soil evenly moist; mist occasionally to boost humidity in dry indoor spaces

Fertilization

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

Banana peel tea:Soak 1 peeled banana in 1L of water for 24 hours; dilute the mixture 1:10 with water before applying to avoid nutrient burn
Pruning
  • Deadhead spent blooms regularly to encourage continuous flowering through the growing season
  • Trim leggy stems in early spring to maintain a compact mounding shape
  • Remove yellowing or damaged leaves to improve airflow and plant appearance
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirmed non-toxic; no adverse effects reported

Humans: No known toxic effects on humans; foliage may be mild irritant if ingested in large quantities

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental indoor container plant, patio accent, or outdoor garden border in mild climates