A popular plant around Southern California is Equisetum hyemale – Horsetail. It is great for quickly adding a lot of green color and life to a big space.
Up close it has an interesting texture.
Equisetum hyemale (Horsetail) – Is a vertical, rush-like evergreen spreading plant. Similar to ferns, Equisetum have no flowers, rather they reproduce by emission of spores. It will grow well in full sun or shade, with occasional to regular irrigation. It can grow to 5 to 6 feet in height, though usually seen closer to 3 to 4 feet.
Its enthusiastic growth should be considered before planting. Plans to control its spread such as using dividers should be made. It is often trimmed to make a boxy geometric plant.