Identification
Staurogyne repens is a low-growing aquatic stem plant with opposite, green leaves and branching stems. In aquariums it commonly grows horizontally or diagonally when trimmed, forming a compact mound. Exact appearance varies with cultivation, light and nutrient availability; image-based identification cannot confirm a particular commercial strain.

Planting
Remove the plant from its growing medium, rinse away loose material and divide the mass into small portions. Plant individual stems with tweezers, leaving the leaves above the substrate and spacing portions slightly apart. Avoid burying the entire stem, as buried portions can decay.

Light and carbon
Medium light is suitable for steady growth. Carbon dioxide is not always essential, but consistent carbon availability usually improves rooting, branching and compact form. Without added carbon, provide stable conditions and expect slower or less dense growth.

Substrate and nutrition
Use a fine to medium-grained substrate that allows the roots to anchor. The plant benefits from a complete supply of nitrogen, phosphorus, potassium and trace elements. Root-zone nutrition can help, although regular water-column fertilization is also useful because this is a stem plant.
Trimming and propagation
Trim the tops when stems become tall or shade lower leaves. Replant healthy cuttings to expand the group, and remove weak or deteriorating lower sections. Frequent moderate trimming encourages branching and helps maintain a low foreground profile.
Acclimation
Commercial plants may be grown emersed and can shed older leaves after submersion. Remove decaying tissue, maintain stable water quality and allow new submerged foliage to develop. Good circulation and avoiding excessive shading help limit algae on the leaves.
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