Do trillium flowers spread?

Do trillium flowers spread? Trilliums are relatively easy to grow from their rhizomatous root but slow to develop and spread. To make up for it, the plants can live for up to 25 years. How fast do trilliums spread? Trillium can be grown in clay soils, if amended with peat moss and compost. Spacing: Space … Continue reading Do trillium flowers spread?