Picture is of a seedling cup before plugs was made - plugs are individual plants
Blechnum Minus Care Sheet for Terrariums
Introduction: Blechnum Minus, commonly known as Miniature Tree Fern, is a unique and attractive fern species that can thrive in terrarium environments. Providing a touch of lush greenery, these ferns are well-suited for the controlled conditions of a terrarium. Follow these care guidelines to ensure the health and vibrancy of your Blechnum Minus in a terrarium:
1. Terrarium Setup:
Use a well-draining, acidic substrate mix containing a combination of sphagnum moss, perlite, and a small amount of orchid bark.
Ensure the terrarium has proper drainage to prevent waterlogging, and maintain high humidity levels.
2. Light:
Provide bright, indirect light. Blechnum Minus prefers filtered sunlight or dappled shade.
Avoid exposing the fern to direct sunlight for extended periods, as it may scorch the delicate fronds.
3. Temperature and Humidity:
Maintain a temperature range between 60-75°F (15-24°C). These ferns thrive in cooler conditions.
Keep humidity levels high, ideally between 70-80%. Regular misting can help achieve and maintain appropriate humidity.
4. Watering:
Keep the substrate consistently moist, but not waterlogged. Water when the top inch of the substrate feels slightly dry.
Use room temperature, filtered water to prevent the accumulation of minerals. Water the soil around the fern, avoiding direct contact with the fronds.
5. Fertilization:
Feed your Blechnum Minus with a diluted, balanced liquid fertilizer every 4-6 weeks during the growing season (spring and summer).
Use a fern or orchid fertilizer with a formulation at 1/4 to 1/2 strength of the recommended dosage.
6. Pruning and Maintenance:
Trim any brown or damaged fronds using clean, sharp scissors or pruning shears.
Remove any debris that accumulates in the terrarium to maintain a clean and healthy environment.
7. Air Circulation:
Ensure good air circulation within the terrarium to prevent the growth of mold or mildew. Periodically open the terrarium lid to allow fresh air exchange.
8. Monitoring for Pests:
Keep an eye out for pests such as aphids or mites. Treat any infestations promptly with insecticidal soap or neem oil.
9. Repotting:
Repot Blechnum Minus if it outgrows its container or when the substrate breaks down. Use fresh, well-draining substrate during repotting.
By following these care guidelines, you can create an optimal environment for your Blechnum Minus in a terrarium. Regular observation and adjustment to the specific needs of your fern will ensure a healthy and thriving display.