Carex divulsa (aka C.tumulicola) (Berkeley Sedge) along steps in California garden

Carex divulsa ( sometimes incorrectly identified as C. tumulicola), Berkeley sedge, is a clumping perennial grass adapted to many summer-dry climate gardens, particularly in the mediterranean regions of California. This ornamental sedge features slender, arching foliage that forms large dense mounds, creating a soft and lush appearance. Ideal for planting along steps or in rock gardens, Berkeley sedge thrives in full sun to part shade and well-drained soils. It may spread and become invasive if overwatered.

Native to Europe Carex divulsa is drought-tolerant once established and requires minimal water once established. Its graceful, cascading habit provides a lovely contrast to the hard lines of steps and edging, making it a popular choice for landscape designers. In addition to its aesthetic appeal, Berkeley sedge is also beneficial for erosion control.

Overall, Carex divulsa is a versatile and low-maintenance plant that adds texture and movement to summer-dry gardens. Its adaptability to various growing conditions and minimal water needs make it a valuable addition to any landscape in need of a grassy accents.