Cryptocoryne lucens, often referred to as Lucens Crypt, is a popular aquatic plant celebrated for its lush green foliage and versatility in planted aquariums. As a member of the Cryptocoryne genus within the family Araceae, this plant is native to Sri Lanka and other parts of Southeast Asia. It features elongated, lance-shaped leaves that form dense clusters, creating a vibrant and verdant tapestry in aquariums. Cryptocoryne lucens is known for its adaptability and ease of care, making it an excellent choice for both beginners and experienced aquarists.

Plant Information

 Plant Type

• Freshwater aquatic rosette plant, tissue culture form (pest-free, algae-free, snail-free), ideal for planted aquariums and shrimp tanks 

Appearance

• Narrow, lance-shaped bright-green leaves
• Grass-like, elegant look
• Forms compact clumps from a central base
• Natural “reed-like” appearance when planted in groups 

 Size & Growth

• Height: 10–20 cm (4–8 inches)
• Growth rate: Slow to moderate 
• Spreads by underground runners to form colonies

 Aquarium Placement

• Foreground to midground plant
• Excellent for nano tanks and nature aquascapes
• Creates neat clusters without overpowering other plants  

Care Requirements

Lighting: Low to medium 
CO₂: Not required (optional for faster growth) 
Substrate: Nutrient-rich soil recommended 
Temperature: 22–28 °C 
pH: 6.0–7.5
Hardness: Soft to moderately hard water

Key Advantages

• Very hardy and beginner-friendly. 
• Thrives in low-tech aquariums.
• Clean tissue culture start (no pests).
• Safe for fish, shrimp, and community tanks .
• Provides natural shelter and improves tank aesthetics .