Azolla Water Fern - Azolla filiculoides
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Azolla Water Fern is a small, free-floating freshwater plant known for its rapid growth and ability to form dense mats on the water’s surface. Its delicate, fern-like structure provides excellent coverage for aquariums and ponds while aiding in nutrient absorption and algae control.
Description:
Common Name: Water Fern
Scientific Name: Azolla filiculoides
Family: Salviniaceae
Size: 0.5-1 inch (1-2.5 cm) per frond
Difficulty: Easy
Native Region:
Azolla Water Fern is native to temperate and tropical regions worldwide, commonly found in slow-moving or still freshwater bodies such as ponds, lakes, and marshes.
Aquarium Setup:
Tank Size: Suitable for any aquarium size
Temperature: 60-86°F (15-30°C)
pH: 6.0-7.5
Lighting: Low to high
CO2: Not required
Substrate: Not applicable (free-floating plant)
Additional Tips:
• Fast Spreader: Quickly covers the water surface, helping to absorb excess nutrients and reduce algae growth.
• Natural Cover: Provides shade and protection for fish, shrimp, and fry.
• Requires Regular Maintenance: Needs occasional thinning to prevent excessive coverage that could block light from reaching submerged plants.