Lazarum jonesii (A.Hay) M.D.Barrett, A.Hay & Hett.

• Genus: Lazarum jonesii
• Botanical Background: Originally described by A.Hay and later revised by M.D.Barrett, A.Hay & Hett, this species has contributed to our understanding of tropical aroid diversity and the evolutionary adaptations of wetland plants.

• Geographical Range: Indigenous to tropical wetlands
• Environment: Grows best in warm, humid conditions with consistently moist, well-draining soils. It favors partially shaded habitats that replicate the dappled light found in its natural wetland setting.

Leaves

• Medium-sized, often lanceolate or elliptical, with a smooth texture and vibrant green coloration accentuated by intricate patterns
• Distinctive markings contribute significantly to the plant's ornamental value

Inflorescence (Spadix & Spathe)

• Produces a typical aroid inflorescence consisting of a slender spadix encased by a protective spathe
• Small flowers primarily serve to attract insect pollinators

Growth Habit

• Terrestrial plant grows from a rhizome, forming dense clumps over time. Its compact habit makes it well suited for container cultivation and wetland garden displays

Light Requirements

• Bright, indirect light is recommended to maintain the vibrancy of its foliage while preventing leaf scorch

Watering & Humidity

• Keep the soil evenly moist without waterlogging
• Provide high humidity to mimic its natural environment

Soil & Potting Mix

• A nutrient-rich, well-draining potting mix with added organic matter is ideal
• Containers should have ample drainage to prevent root rot

Temperature & Fertilizer

• Maintain temperatures between 65°F and 85°F
• Balanced and slow-release fertilizer applied during the growing season supports vigorous growth and healthy foliage

Division

• Primary propagation method is rhizome division
• Divide the plant during repotting so that each section includes an active growth point

Seeds

• Propagation is possible, it is less common due to variable germination rates and a longer maturation period compared to vegetative methods

Typical Issues

• Spider mites, and mealybugs
• Fungal root rot from overwatering or poor air circulation

Treatment Recommendations

• Use organic insecticides such as neem oil
• Maintain proper watering practices along with good air circulation to prevent fungal issues

• Notable for its detailed leaf patterns and its ability to thrive in wetland conditions
• Subject of interest in studies on tropical aroid adaptation

• Unique foliage and robust growth
• Desirable addition to specialized tropical collections and water garden displays

Wild Population Status

• Detailed conservation data are limited
• Protecting the natural wetland habitats where Lazarum jonesii occurs is essential for its continued survival

Market Availability

• Relatively rare in cultivation and is typically available through specialized nurseries and botanical collections