How to Grow and Care for a Polka Dot Plant
Introduction
Polka dot plants (Hypoestes phyllostachya) are popular houseplants known for their brightly variegated leaves that resemble polka dots. They thrive in warm, humid environments and indirect light.
Growing Polka Dot Plant
- Soil: Use peat-free houseplant compost.
- Sunlight: Provide bright but indirect sunlight.
- Water: Water sparingly when the top half-inch of soil is dry.
- Fertilizer: Feed fortnightly with a liquid houseplant fertilizer during summer.
Planting Polka Dot Plant
- Use a well-drained potting mix.
- Plant at the same depth as the original pot.
- Water well and allow excess water to drain.
Caring for Polka Dot Plant
- Water: Water sparingly during the growing season, and reduce watering in winter.
- Fertilizer: Fertilize once a month with a general purpose fertilizer.
- Flowers: Remove developing flowers to maintain the plant’s appearance.
Propagating Polka Dot Plant
- Take stem cuttings and root them in water.
- Replace the water weekly and keep the cuttings in a bright, warm spot.
- Pot up the cuttings once roots have developed.
Pests and Diseases
- Polka dot plants may be affected by aphids, red spider mites, or fungus gnats.
- Control aphids by hand, increase humidity to deter spider mites, and cover the compost with gravel to prevent fungus gnats.
Buying Polka Dot Plant
- Ensure you have a warm, humid environment with indirect sunlight before purchasing.
- Check plants for signs of damage or disease.
Varieties of Polka Dot Plant
- Hypoestes ‘White’: Green and ivory variegation.
- Hypoestes ‘Pink’: Pink foliage with dark green variegation.
- Hypoestes ‘Red’: Dark pink or red leaves with contrasting green variegation.