Polka Dot Begonia (Begonia maculata)

Polka Dot Begonia

Begonia maculata

Polka-dot leaves paint a playful, whimsical charm. Evergreen herbaceous perennial; common name: Polka Dot Begonia.

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 delicate polka-dot leaves
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Watering Water when the top 2–3 cm of soil feels dry; avoid overwatering to prevent root rot and fungal growth
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Temperature Thrives in 18–24°C; protect from temperatures below 12°C to prevent leaf drop and stunted growth
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Characteristics

  • Leaf: Asymmetrical olive-green leaves with silver polka dots; undersides are deep red-purple
  • Flower: Clusters of small pale pink or white flowers on thin, reddish stalks
  • Stem: Succulent, reddish-brown upright stems with fine hairs
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Care Guide

Watering

Keep soil evenly moist but not waterlogged; allow the top 2 cm of soil to dry slightly between waterings

Fertilization

Diluted balanced liquid feed every 2 weeks. Avoid fertilizing in winter when plant growth slows to prevent fertilizer burn

Banana peel compost tea:Soak fully composted banana peels in water for 24 hours; dilute the tea 1:20 with water for root drenching; discard solid peels to avoid pest infestations and odors
Pruning
  • Pinch back stem tips regularly to encourage bushier, more compact growth
  • Remove yellowing or damaged leaves at the base to maintain plant health and improve airflow
  • Trim spent flower stalks after blooming to redirect energy to foliage growth
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; ingestion may cause drooling, vomiting, oral pain, and difficulty swallowing

Humans: Contains soluble calcium oxalate crystals; ingestion causes oral irritation and mild swelling of lips or tongue

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Garden Uses & Culture

Culture: Popular for modern minimalist indoor decor due to its distinctive polka-dot foliage

Usage: Ornamental indoor houseplant for tabletops and hanging displays