Anthurium marginervium Croat

• Genus: Anthurium
• Botanical Background: Named by the botanist Thomas B. Croat, this species was first described in the late 20th century; Croat is well known for his extensive contributions to the understanding of the genus Anthurium.

• Geographical Range: Found in the tropical rainforests of Central America, particularly in Costa Rica and Panama.
• Environment: High humidity and moist, well-drained soils; grows under the shaded canopy of tropical forests, where it receives filtered light and moderate temperatures.

Leaves

• Large, glossy, and dark green
• Prominent white or silver veins
• Can grow up to 50 cm long

Inflorescence (Spadix & Spathe)

• White or cream spadix surrounded by a green spathe
• Scent is faint

Growth Habit

• Terrestrial plant
• Forms a low growing, clumping habit
• Has a rhizomatous growth pattern

Light Requirements

• Bright, indirect
• Direct sunlight can scorch the leaves

Watering & Humidity

• Water regularly
• Soil moist but not soggy
• High humidity

Soil & Potting Mix

• A well-draining, rich potting mix
• A mix designed for tropical plants with peat, perlite, and bark

Temperature & Fertilizer

• Temperatures range from 18°C to 27°C

• Fertilize monthly with a balanced, water-soluble fertilizer during the growing season

Division and Stem Cuttings

• Propagate by dividing the rhizomes during repotting
• Stem cuttings with a node can also be rooted in water or moist soil

Seeds

• Requires a controlled environment and patience
• Seeds must be kept moist and at warm temperatures

Typical Issues

• Spider mites, mealybugs, and aphids 
• Root rot

Treatment Recommendations

• Insecticidal soap 
• Ensure good drainage
• Fungicide treatments
• Remove infected leaves

• Not commonly found in cultivation
• Prized among collectors for its unique, decorative leaves

• Distinctive leaf patterns and potential for use in ornamental landscaping, particularly in shaded garden settings

Wild Population Status

• Not classified as endangered
• Habitat loss due to deforestation in Central America could affect wild populations

Market Availability

• Rarely found in general markets
• Mostly available to collectors and specialist nurseries