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Monstera

Thai Constellation Monstera

Thai Constellation Monstera

Basic Information

Common Name: Thai Constellation Monstera

Scientific Name: Monstera deliciosa ‘Thai Constellation’

Native Habitat: Cultivar, not found in the wild.

History / Discovery / Cultivator

The Monstera deliciosa ‘Thai Constellation’ is not a naturally occurring plant found in the wild. It’s a cultivated variety (cultivar) of the popular Monstera deliciosa, a species native to the tropical forests of southern Mexico and Central America. The ‘Thai Constellation’ was specifically developed in a laboratory in Thailand, hence the “Thai” in its name. The “Constellation” part alludes to the star-like speckles and patterns of creamy white variegation scattered across its large, fenestrated leaves, resembling a celestial map.

Unlike some variegated Monstera varieties that exhibit unstable variegation (meaning the white patterns can revert to solid green), the ‘Thai Constellation’ is known for its stable variegation. This stability is because the variegation is genetic, originating from a deliberate mutation introduced and then propagated in the lab. This means that, barring unusual circumstances, the variegation will reliably be passed on to new growth.

The exact details of the laboratory where it was developed and the specific techniques used to induce the mutation are not widely publicized, contributing to its air of mystery and desirability. However, it’s generally understood that tissue culture propagation was instrumental in producing the consistent and stable variegation that defines this cultivar.

The ‘Thai Constellation’ gained popularity relatively quickly within the houseplant community. Its unique aesthetic, combining the iconic Monstera leaf shape with the captivating variegation, made it a highly sought-after plant. Plant collectors and enthusiasts were drawn to its predictable variegation, which eliminated the frustration of potentially losing the desired aesthetic.

Its introduction to the market likely occurred in the late 2000s or early 2010s, and its popularity has steadily climbed since then. The ‘Thai Constellation’ represents a significant achievement in plant breeding, showcasing the potential to create novel and aesthetically pleasing cultivars through controlled mutation and propagation techniques. It stands as a testament to the growing interest in variegated plants and the ingenuity of horticulturalists in meeting the demands of the plant-loving public. Because it is propagated in a lab, this variety is not as susceptible to some of the diseases that can affect other Monstera varieties. This ease of maintenance and its striking looks contribute to its enduring popularity. Furthermore, unlike some variegated monsteras that produce less chlorophyll and therefore grow more slowly, ‘Thai Constellation’ tends to grow at a fairly steady rate, making it all the more appealing.

Plant Care Summary

CategoryGeneral RequirementNotes
LightBright, IndirectAvoid direct sunlight, which can scorch the leaves.
WaterAllow to dry slightlyWater thoroughly when the top inch or two of soil is dry. Avoid overwatering.
HumidityModerate to HighBenefits from higher humidity, but can tolerate average household levels.
Temp. Range65-80°F (18-27°C)Avoid sudden temperature drops and drafts.
Soil TypeWell-drainingUse a well-draining potting mix, such as an aroid mix.
FertilizerBalanced, dilutedFeed with a balanced liquid fertilizer diluted to half strength every 2-4 weeks during the growing season.
ToxicityToxicContains calcium oxalate crystals which are toxic to humans and pets if ingested, causing oral irritation.

Botanical Insights

Adaptations

The Monstera deliciosa, in general, has several adaptations for its rainforest environment. The large leaves maximize light capture in the shady understory. The characteristic fenestrations (holes and splits) in the leaves allow wind to pass through, preventing the plant from being uprooted or damaged in storms. These fenestrations also increase light penetration to the lower leaves. As a cultivar, the ‘Thai Constellation’ retains these basic adaptations, but the variegation itself doesn’t necessarily provide a specific adaptive advantage. Variegated plants sometimes grow slower because they have less chlorophyll. However, the stable variegation of the Thai Constellation and careful cultivation practices mitigates some of that potential effect.

Propagation Methods

The ‘Thai Constellation’ is most commonly propagated via stem cuttings. Here’s a general overview:

  1. Stem Cuttings: Take a cutting from a healthy stem, ensuring it has at least one node (the point where a leaf emerges). Allow the cut end to callous over for a day or two. Then, place the cutting in water or directly into a well-draining potting mix. Roots should develop within a few weeks. Rooting hormone can speed up the process.

Toxicology

Like other members of the Monstera genus, the ‘Thai Constellation’ contains calcium oxalate crystals. If ingested, these crystals can cause a burning sensation in the mouth, excessive drooling, and difficulty swallowing. The symptoms are usually mild and temporary, but it’s best to keep the plant out of reach of children and pets. In pets, symptoms can include oral irritation, excessive drooling, pawing at the mouth, and vomiting. Contact your veterinarian immediately if you suspect your pet has ingested any part of the plant.

Common Problems

Pests:

  • Spider mites
  • Thrips
  • Mealybugs
  • Scale

Diseases:

  • Root rot (caused by overwatering)
  • Bacterial leaf spot
  • Fungal infections

Other:

  • Leaf yellowing: Often caused by overwatering, underwatering, or nutrient deficiencies.
  • Browning tips: Can be due to low humidity, inconsistent watering, or fertilizer burn.
  • Lack of variegation in new growth: Rare in the Thai Constellation; sometimes, lower light conditions can affect variegation levels.

Rarity & Value

Rarity:

While not as extremely rare as some other highly sought-after variegated plants, the ‘Thai Constellation’ is generally considered less common than the standard Monstera deliciosa. This is due to the fact that it’s only propagated in labs, it has a slower growth rate than Monstera Deliciosa, and because its distribution is more limited than that of the non-variegated variety.

Value:

The value of a ‘Thai Constellation’ Monstera is influenced by several factors:

  • Size: Larger, more mature plants command higher prices.
  • Variegation Quality: Plants with well-defined, stable, and aesthetically pleasing variegation patterns are more valuable.
  • Number of Leaves: More leaves generally increase the value.
  • Overall Health: A healthy, well-established plant will be worth more.
  • Market Trends: As with any collectible item, value can fluctuate based on current demand and trends within the plant community.