Rhamnus californica, or coffeeberry, is an evergreen shrub that can grow from three to fifteen feet, depending on the variety and the climate in which it is planted. The common name comes from the berries that turn black once they have ripened. It is not particular about soil and can take sun or partial shade. Established plants need no irrigation, but will look better with at least some water.
Trichostema lanatum (woolly blue curls) grows to three to five feet high and four to eight feet wide. The dark green leaves are pungent when bruised. The purple flowers are fuzzy and appear in spring. The plant will continue to bloom during summer and autumn if it is deadheaded. Trichostema takes full sun and needs…
Ceanothus, ‘California wild lilac’, is known for its wonderful spring floral display. Flower colors are either white or shades of purple-blue, while height can range from a foot or two to twenty feet. ‘Ray Hartman’ and ‘Cliff Schmidt’ are among the tallest of the Ceanothus, attaining heights of twelve to twenty feet. ‘Dark Star’ and ‘Concha’ are among the varieties…
There are many species of Ribes, both evergreen and deciduous. A very nice evergreen species is Ribes viburnifolium with roundish, dark green leaves and dark red stems. It needs no irrigation, making it ideal for planting under oaks. It grows three to six feet tall and can spread to twelve feet. A lovely deciduous species is…
![Catalina Cherry Flowers [Prunus ilicifolia]](https://baylaurelgardencenter.com/wp-content/uploads/2014/06/Catalina-Cherry-Flowers-Prunus-ilicifolia-425x290.jpg)
Prunus lyonii (Catalina Cherry) and Prunus ilicifolia (Holly leaf Cherry) are two evergreen shrubs that are extremely useful as screens or background plants. They both have red berries in late summer which the birds find very desirable.
This native plant is of variable appearance, but generally has narrow bluish green foliage and blue to purple flowers. The variety ‘Margarita Bop’ was discovered at Las Pilitas Nursery in Santa Margarita. It sends up wands of fuchsia and violet blue flowers in spring and early summer and requires little to moderate water, as do other heterophyllus.
Another diverse and useful genus is Salvia. The Clevelandii group includes ‘Allen Chickering’, ‘Whirly Blue’, ‘Pozo Blue’ and ‘Winifred Gilman’. In need of an attractive, drought tolerant ground cover? Try ‘Bee’s Bliss’. This salvia has gray green leaves with lavender flowers in spring; it will spread three to four feet wide or more. Salvia spathacea (Hummingbird sage) A…