Rhizomes, such as iris and lily-of-the-valley, produce modified stems that grow along or just below the surface of the soil. Rhizomes branch out and each new part develops its own shoots and roots.

But today, I want to show you some plants whose structure includes cleverly modified stems - ones that grow horizontally and under the ground. These horizontal, subterranean stems are called rhizomes.

Irises grow from fan-shaped clumps of rhizomes, which are swollen, modified stems that run horizontally just under or partially under the ground. Over time, ...

To the horticulturist, the terms "bulbs," "tubers," "rhizomes," and "corms" all have distinct meanings. But when gardeners are speaking casually, they often fail to make a distinction between them.

The flattened leaf-like “foliage” of the Christmas cacti are actually modified stems, not leaves. Like other cacti, the Christmas cactus lacks true leaves. ... Root Cuttings in Pots.

These plants are propagated not by seeds or cuttings, but rather through underground modified stems called rhizomes. When choosing rhizomes, such as from a grocery store, choose firm, plump ...

Count the stem scars on the rhizome. A five-year-old Panax will have four stem scars on the rhizome. Carefully cover your below-ground root digging with soil. Sources . Bigelow, Jacob.