Overview
Common Name: Gold-Backed Fern
Scientific Name: Pityrogramma calomelanos var. aureola
Family: Pteridaceae
Native to: Tropical and subtropical regions of Central and South America
 
Light
Light Level: Bright, indirect light.
Placement: Ideal for a location with filtered light, such as near a window with sheer curtains or in a well-lit room. It can tolerate lower light levels but will thrive with more light.
Avoid: Direct sunlight, which can scorch the fronds.
 
Temperature
Ideal Range: 60-75°F (15-24°C).
Avoid: Temperatures below 50°F (10°C). Protect from cold drafts and sudden temperature changes.
 
Humidity
Ideal Level: Moderate to high humidity (50% or above).
In the Home: The Gold-Backed Fern prefers high humidity. Consider using a humidity tray, room humidifier, or placing it in a naturally humid area like a bathroom.
 
Watering
Watering Frequency: Keep the soil consistently moist but not soggy. Water when the top 1-2 inches of soil feel dry.
Method: Use room temperature water. Ensure good drainage to avoid waterlogged conditions.
Signs of Underwatering: Wilting or crispy fronds.
Signs of Overwatering: Yellowing fronds and root rot.
 
Soil
Type: Well-draining potting mix.
Recommended Mix: A mix of peat moss, perlite, and pine bark provides excellent drainage. Alternatively, use a commercial fern mix with added perlite.
 
Fertilizing
Frequency: Feed monthly during the growing season (spring and summer).
Type: Use a balanced, water-soluble fertilizer diluted to half strength.
Avoid: Over-fertilizing, which can lead to salt buildup and damage the plant.
 
Pruning and Maintenance
Pruning: Remove dead or damaged fronds to maintain the plant's appearance and promote healthy growth.
Cleaning: Gently wipe fronds with a damp cloth to remove dust and maintain their natural sheen.
 
Repotting
Frequency: Repot every 1-2 years or when the plant becomes root-bound.
Timing: Spring or early summer is the best time for repotting.
Method: Choose a slightly larger pot and refresh the soil to provide room for new growth.
 
Pests and Problems
Common Pests: Watch for pests like spider mites, mealybugs, and scale insects. Treat infestations with insecticidal soap or neem oil.
Diseases: Root rot due to overwatering. Ensure good drainage and avoid allowing the plant to sit in stagnant water.
 
Additional Tips
Air Circulation: Ensure good air circulation around the fern to prevent mold and mildew.
Decor: Pityrogramma calomelanos var. aureola looks stunning in terrariums, hanging baskets, or as part of a tropical plant arrangement.
 
By following these care guidelines, you can ensure that your Gold-Backed Fern remains healthy and continues to showcase its unique and attractive foliage. Enjoy the vibrant golden undersides and lush green fronds of this beautiful fern!