Propagating Bucephalandra 'Kapuas Hulu' by Rhizome Division

A practical guide to multiplying the wild-collected 'Kapuas Hulu' Bucephalandra, with its wavy dark-olive leaves, by dividing its slow-growing rhizome onto wood or rock.

Overview

Bucephalandra 'Kapuas Hulu' is a wild-collection cultivar from the upper Kapuas river region of Borneo, recognised by its elongated dark-olive leaves and pronounced wavy margins. It is the largest of these three forms, making a bold midground or accent plant.

Like the rest of the genus it is a rheophytic herb that naturally forms dense mats over stones and rocks in streams and rivers of moist tropical forest. Growth is slow, so propagation rewards patience over speed.

Propagation Method (Rhizome Division)

'Kapuas Hulu' spreads through a creeping, rooting rhizome rather than stem tops. Propagation means dividing that rhizome into pieces that each carry their own leaves and roots, then attaching the divisions to hardscape.

Every division needs several healthy leaves and a tuft of roots.
Cut at natural bends where the rhizome has split into separate clumps.
Because nutrients sit in the rhizome, even a piece that drops its leaves can regrow.

Step-by-Step

Lift the parent plant and rinse loose debris off the rhizome.
With clean, sharp scissors, cut the rhizome into two pieces at natural bends between clumps.
Check that each piece carries both leaves and roots.
Wedge a division into a rock crack, or tie or glue it to wood or stone with sewing thread or super-glue gel.
Return the divisions to the tank under low light and leave them to re-anchor undisturbed.

Conditions for Healthy Growth

'Kapuas Hulu' thrives at 22-28 C, pH 6-7.5 and soft-to-medium hardness. It is a low-light plant that needs little fertilizer and no CO2, and grows attached to hardscape without any substrate - low, steady light keeps its dark-olive, wavy leaves compact.

Maintenance

Maintenance stays simple: remove any melted or algae-covered leaves, keep gentle flow moving over the foliage, and leave fresh divisions untouched while new roots grip the hardscape.

Common Challenges

The main ongoing challenge is slow growth combined with old leaves that persist and can gather algae. Low, consistent light and good water movement are the best defence.