Artillery Plant (Pilea microphylla)

Artillery Plant

Pilea microphylla

Tiny leaves form a dense green mat, a soft carpet of delicate foliage. Evergreen herbaceous perennial; common names: artillery plant, rockweed.

Partial sun
2–3/week
Beginner
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Plant Needs

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Sunlight Bright indirect light; tolerates partial shade, avoid harsh midday direct sun that can scorch delicate leaves
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Watering Water when the top 1–2 cm of soil dries out; avoid overwatering to prevent root rot
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Temperature Thrives in 18–26°C; protect from temperatures below 12°C to prevent leaf drop
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Characteristics

  • Leaf: Tiny oval bright green leaves (2–5 mm long) arranged oppositely on thin stems
  • Flower: Inconspicuous greenish-white blooms that release pollen with a popping "artillery" sound
  • Stem: Slender trailing stems that root easily at leaf nodes
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Care Guide

Watering

Keep soil evenly moist but not waterlogged; mist foliage to boost humidity in dry conditions

Fertilization

Diluted balanced liquid feed every 2 weeks. Avoid over-fertilizing to prevent leggy, sparse growth

Banana peel tea:Soak chopped banana peels in water for 3 days; dilute 1:20 with water before applying as a root drench to avoid nutrient burn
Pruning
  • Pinch back leggy stem tips to encourage bushier, denser growth
  • Remove yellow or dead leaves to maintain plant health and appearance
  • Trim overgrown trailing stems to control size in hanging baskets or container plantings
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic; no adverse effects reported for cats

Humans: No toxic effects reported for human ingestion or contact

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental ground cover; indoor hanging basket plant; terrarium accent