How to Grow Chinese Evergreen 'White Rajah'

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Chinese Evergreen 'White Rajah'

Aglaonema commutatum 'White Rajah'

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A tropical foliage houseplant prized for its striking white-variegated, elongated leaves with deep green markings. 'White Rajah' is a compact, low-maintenance cultivar that thrives indoors and adds dramatic visual interest to any space. Like other Aglaonemas, it's known for excellent air-purifying properties and resilience in various light conditions.

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Example Chinese Evergreen 'White Rajah' timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Chinese Evergreen 'White Rajah'

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Chinese Evergreen 'White Rajah'

    Late summer into fall

    Before the first fall frost (≈ Nov 8)

Sample dates for Pittsburgh, PA. Sign up to get exact Chinese Evergreen 'White Rajah' dates for your own zip code.

Growing Conditions

☀️
Sun: Bright, indirect light; tolerates low light but variegation fades in dim conditions. Avoid direct sunlight which can scorch leaves.
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Water: Keep soil consistently moist but not waterlogged. Water when top inch of soil is dry. Reduce watering in winter. Prefer high humidity; mist regularly or use a pebble tray.
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Spacing: 12 inches
📅
Days to maturity: N/A - foliage plant
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Planting depth: Plant at same depth as in nursery pot; do not bury stem

Soil

Type: Well-draining potting mix with peat moss or coco coir base
pH: 6.0-6.5
Amendments:
Perlite or coarse sand for drainage Orchid bark for aeration Compost for light nutrients

Growing Zones

Find your zone →

Zones 10b-11 outdoors; widely grown as houseplant year-round in all zones

10b 11

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Growth Stages

1

Young Plantlet

4-8 weeks

Compact, densely-leafed plant 6-12 inches tall with emerging variegated foliage showing white and green patterns

Maintain high humidity and bright indirect light. Water gently to avoid shocking young roots. Keep in warm location (70-80°F).

2

Vegetative Growth

2-4 months

Plant expands with multiple stems emerging, leaves develop full variegation patterns, height reaches 1-2 feet

Continue consistent watering schedule. Fertilize bi-weekly with diluted balanced liquid fertilizer. Rotate pot regularly for even growth.

3

Maturity

Ongoing

Fully-developed plant 12-24 inches tall with dense foliage, white variegation prominent on dark green leaves

Maintain humidity and light levels. Fertilize monthly. Prune lower leaves to encourage branching if desired.

4

Flowering (Optional)

Sporadic

Small, inconspicuous greenish-white spadix flowers appear among foliage, followed by red berries

Flowering is rare indoors and not the primary ornamental feature. Remove if you prefer to direct energy to foliage.

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Direct heating vents Cold drafts from windows or doors Plants requiring drier conditions

Common Pests

  • Increase humidity through misting or pebble tray. Spray with water to dislodge. Use neem oil or insecticidal soap if severe.

  • Remove with rubbing alcohol on a cotton swab. Isolate plant. Treat with insecticidal soap or neem oil weekly until cleared.

  • Inspect regularly for brown bumps on stems. Scrape off manually or treat with horticultural oil spray.

  • Ensure well-draining soil and proper watering. Allow soil to dry between waterings. Repot in fresh soil if roots are mushy.

Uses

🏠

Indoor Air Purification

Household

'White Rajah' effectively removes formaldehyde, benzene, and other VOCs from indoor air, making it an excellent choice for improving home and office air quality. NASA studies confirm Aglaonema's air-purifying capabilities. [source]

🏠

Interior Design & Décor

Household

The striking white variegation on deep green leaves makes this cultivar a stunning focal point in modern, tropical, or eclectic interior design schemes. Ideal for desks, shelves, and tabletops. [source]

🏠

Low-Maintenance Office & Workplace Plant

Household

Extremely tolerant of artificial lighting and variable watering schedules, making 'White Rajah' perfect for offices, break rooms, and low-light environments where high-maintenance plants fail. [source]

💊

Traditional Asian Medicine Applications

Medicinal

In traditional Southeast Asian medicine, Aglaonema species are used in folk remedies. Some cultures believe the plant brings good fortune and purifies spiritual energy in living spaces. [source]

🦋

Non-toxic Houseplant for Pet-Friendly Homes

Wildlife

While Aglaonema contains calcium oxalates and is technically mildly toxic if ingested in large quantities, it is much less toxic than many common houseplants and is safer for homes with curious pets than many alternatives. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Not applicable for foliage houseplant. Prune stems as desired for shaping; cut just above a node to encourage branching. Remove yellow or damaged leaves at any time.

Fun Facts

  • 🌱 'White Rajah' is native to tropical rainforests of Southeast Asia and the Philippines, where it thrives on the humid forest floor under the canopy—explaining its preference for indirect light and high humidity.
  • 🌱 The name 'Aglaonema' comes from Greek words meaning 'bright thread,' referring to the distinctive pale variegation pattern that appears as thread-like streaks across the leaves.
  • 🌱 This cultivar was specifically bred for its exceptional white variegation, making it one of the most striking Aglaonema varieties and highly sought after by houseplant collectors.

Gardening Terms

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

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