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Aglaonema pictum (Roxb.) Kunth

Introduction & Overview

Common and Scientific Names

  • Scientific Name: Aglaonema pictum (Roxb.)
  • Common Name: Commonly referred to as the "painted aglaonema" or "Chinese evergreen"

Quick Facts

  • Origin: Tropical forests of Southeast Asia
  • Features:  Eye-catching foliage, which features irregular patterns of green and silver

Taxonomy & Classification

  • Genus: Aglaonema
  • Botanical Background: Described by botanist William Roxburgh in the early 19th century. It was later reclassified by Karl Sigismund Kunth in the 19th century.

Natural Habitat & Distribution

  • Geographical Range: Indigenous to Southeast Asia, specifically found in regions like Malaysia, Indonesia, and the Philippines, thriving in tropical rainforests.
  • Environment: Grows in shaded, humid environments with well-draining soils. It prefers consistent temperatures and high humidity, typical of tropical forests at lower altitudes.

Morphological Characteristics

Leaves

  • Elongated and lance-shaped, reaching 12-20cm in length
  • Striking appearance 
  • Mix of dark green, light green, and silver, creating a painted look that is unique to each leaf

Inflorescence (Spadix & Spathe)

  • Similar to other aroids, with a spadix surrounded by a creamy white spathe
  • Inconspicuous and rarely seen in cultivated specimens
  • Pollination occurs through the attraction of flies or beetles

Growth Habit

  • Terrestrial species
  • Can be found growing as an epiphyte in some natural habitats
  • Develops from a rhizome, producing multiple stems that support its striking foliage

Cultivation & Care

Light Requirements

  • Bright, indirect light
  • Direct sunlight may scorch the leaves
  • Too little light can cause slow growth and reduced leaf coloration

Watering & Humidity

  • Water when the top layer of soil is dry to the touch
  • Ensuring the soil remains moist but not waterlogged
  • High humidity (above 60%) is ideal for optimal growth

Soil & Potting Mix

  • Well-draining, peat-based potting mix with added perlite or orchid bark is recommended to mimic its natural habitat
  • Ensure the pot has good drainage to avoid root rot

Temperature & Fertilizer

  • Keep it in temperatures between 18-24°C (65-75°F)
  • Fertilize monthly during the growing season (spring and summer) with a balanced, water-soluble fertilizer

Propagation Methods

Division

  • Through division of the rhizome, ensuring that each division has at least one stem and root system

Stem Cuttings (if applicable)

  • Node cuttings are also possible but may take longer to root

Seeds

  • Rarely done 
  • More commonly propagated through vegetative means

Common Pests & Diseases

Typical Issues

  • Spider mites, aphids, and mealybugs
  • Root rot may occur if the soil is kept too wet for prolonged periods

Treatment Recommendations

  • Insecticidal soap or neem oil can help control pests
  • For root rot, ensure proper drainage and avoid overwatering
  • Consider removing affected roots and repotting in fresh soil

Notable Traits & Uses

  • Believed to bring good luck for some cultures
  • Often placed in homes for its supposed positive energy
  • Valued for its ornamental foliage
  • Its variegated leaves making it a popular choice for collectors and houseplant enthusiasts
  • Relatively easy to care for, making it a favorite among beginners

Conservation & Availability

Wild Population Status

  • Not currently listed as endangered, but habitat loss due to deforestation could pose a future threat

Market Availability

  • Widely available in the houseplant market, though certain variegated forms 
  • May be rarer and more expensive

References & Resources

Further Reading

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