Rhizomes develop from axillary buds and grow horizontally. The rhizome also retains the ability to allow new shoots to grow upwards. ... If a rhizome is separated each piece may be able to give rise to a new plant. The plant uses the rhizome to store starches, proteins, and other nutrients.

How do rhizomes multiply?

Rhizomes multiply by forming buds, but you can basically cut off any part of one and propagate an entirely new plant. Tubers — These are thick, swollen stems that tend to grow just below the surface of the soil.

How do you encourage rhizomes to grow?

High nitrogen levels, high temperatures and shortening days can stimulate the terminal growing point of the rhizome to turn upward. leaves at the rhizome tip begin to photosynthesize. New leaves begin to form, and eventually a new crown develops.