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How to Grow Krimson Princess

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Krimson Princess

Hemigraphis alternata 'Krimson Princess'

houseplant

Krimson Princess is a striking tropical foliage houseplant known for its deep burgundy-red undersides and metallic green upper leaf surfaces. It's a low-growing, compact plant that thrives in warm, humid indoor environments and makes an excellent accent plant for terrariums or sheltered outdoor spaces in warm climates.

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Example Krimson Princess timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Krimson Princess

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Krimson Princess

    Late summer into fall

    Before the first fall frost (≈ Nov 8)

Sample dates for Pittsburgh, PA. Sign up to get exact Krimson Princess dates for your own zip code.

Growing Conditions

☀️
Sun: Bright, indirect light; 6-8 hours daily. Avoid direct afternoon sun which can fade leaf color.
💧
Water: Keep soil consistently moist but not waterlogged. Water when top inch of soil becomes dry. Prefers high humidity; mist regularly or use a humidifier.
📏
Spacing: 6-12 inches
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Days to maturity: N/A (foliage plant, not harvest-based)
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Planting depth: Shallow; plant at same depth as nursery container

Soil

Type: Well-draining, moisture-retentive potting mix
pH: 6.0-7.0
Amendments:
Peat moss or coco coir Perlite or orchid bark for drainage Compost for organic matter

Growing Zones

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Zones 10b-11; best grown indoors in containers elsewhere

10b 11

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Growth Stages

1

Establishment

2-3 weeks

Young plant adjusting to new environment, small leaves with characteristic red undersides visible

Keep humidity high, provide bright indirect light, avoid cold drafts, water consistently. Allow 2-3 weeks to acclimate.

2

Vegetative Growth

Ongoing during growing season

Plant develops multiple stems and foliage, leaves become more numerous and fuller

Maintain consistent moisture and humidity. Pinch back stems occasionally to encourage bushiness. Feed monthly with diluted balanced fertilizer.

3

Mature Foliage

Several months to years

Plant reaches full size with dense, vibrant foliage; red undersides become more pronounced

Continue regular watering and misting. Prune to maintain shape. Provide bright indirect light to maintain color intensity.

4

Flowering

Sporadic, not primary feature

Small, inconspicuous white or purple flowers may appear, though rarely in indoor conditions

Flowers are not the main attraction; focus remains on foliage care. Remove spent flowers if they appear.

Companion Planting

Plan your garden →

Plant with:

Calathea Fittonia (Nerve plant) Peperomia African violet Begonia Stromanthe

Avoid planting near:

Direct heat vents Cold air conditioning drafts Dry-air plants that don't benefit from misting

Common Pests

  • Spray with insecticidal soap or neem oil; isolate infected plant. Wipe leaves with alcohol-soaked cotton swab.

  • Increase humidity and mist frequently. Use miticide spray if severe. Improve air circulation.

  • Remove manually with soft brush. Treat with horticultural oil or insecticidal soap.

  • Use yellow sticky traps. Spray with neem oil or insecticidal soap weekly until clear.

Uses

🏠

Decorative Houseplant & Container Gardens

Household

Krimson Princess is prized as an ornamental houseplant for its striking foliage with deep red undersides and metallic green upper surfaces. It's ideal for brightening indoor spaces and works beautifully in terrariums, dish gardens, and mixed houseplant containers. [source]

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Low-Light Accent Plant

Household

While preferring bright indirect light, Krimson Princess tolerates moderate light better than many tropical plants, making it suitable for offices, bathrooms, and other indoor spaces with filtered light. [source]

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Humidity-Loving Terrarium Plant

Household

Its love of moisture and humidity makes Krimson Princess an excellent choice for closed terrariums and humid bottle gardens where it provides long-lasting foliage interest. [source]

Harvest Tips

Not a harvest plant. Prune stems regularly to encourage bushiness and maintain shape. Remove dead or yellowing leaves. Pinch back growing tips to promote lateral branching.

Fun Facts

  • 🌱 The striking red undersides of Krimson Princess leaves contain anthocyanin pigments that help protect the plant from excess light damage while absorbing useful wavelengths of light.
  • 🌱 Krimson Princess is a cultivar of Hemigraphis alternata, a plant native to Southeast Asia, and is sometimes called Red Ivy or Red Flame Ivy despite not being a true ivy.
  • 🌱 This plant can occasionally produce small flowers, but they are rarely seen in indoor cultivation; the dramatic foliage is the main ornamental feature.

Gardening Terms

New to gardening? Learn about terms used in this guide:

Pinch Back
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