Ceanothus thyrsiflorus ‘Skylark’
Valued for its compact habit and late flowering, this selection offers clusters of dark blue flowers on short stems appearing just as other ceanothus are finishing their show. 4 - 5 ft. tall and 6 - 7 ft. wide with shiny evergreen foliage. This would be a ceanothus to try in hot areas. 'Skylark' is believed to be a cross between Ceanothus thyrsiflorus and C. velutinus. Shrubby ceanothus provide seeds eaten by bushtits, mockingbirds, quail and finches, as well as cover for birds.
Ceanothus thyrsiflorus ‘Snow Flurry’
A beautiful large shrub or small tree 12 ft. (or more) tall and wide. Rich deep green foliage and profuse clusters of radiant pure white flowers in the spring. Adaptable, dependable and garden tolerant. Does well in coastal and inland situations. Best in full sun. 'Snow Flurry' is drought tolerant, but would appreciate a little summer water in hot regions. Not tolerant of very cold winter conditions. Selected from the Big Sur coast. Shrubby ceanothus provide seeds eaten by bushtits, mockingbirds, quail and finches, as well as cover for birds.
Ceanothus velutinus
Found primarily in the northern half of the state in the Coast Ranges, Sierras, Klamath and Modoc regions, in coniferous forests, chaparral, and various woodland environments up to 11,000 ft in elevation, the resinous floral scent and plumes of soft white flowers from spring to early summer make tobacco brush a choice evergreen shrub for dry, sunny to part-shade garden sites that drain well. Grows to 6-10 ft tall, and has large, sticky dark-green, aromatic, leathery foliage. A larval host for many native butterfly species such as the ceanothus silk moth, California tortoiseshell butterfly, and the hedgerow hairstreak butterfly. The flowers are also attractive to native bee and butterfly pollinators. Drought-tolerant once established.
Cercocarpus betuloides
Mountain mahogany is an adaptable, semi-evergreen native shrub (8 to 12 ft. high and wide) or small tree with charming birch-like leaves set against silver-grey bark. Small, honey-scented flowers appear in spring followed by seeds with intriguing silky, curled, feather-like tails. The open habit contrasts nicely with evergreen shrubs or rock walls where its pleasing silhouette can be seen. Flowers are attractive to bees. Mountain mahogany is one of those rare native shrubs which can easily be pruned for narrow garden beds. Grows on dry slopes in chaparral or at the edges of woodlands. Provide full sun to light shade. It is surprisingly adaptable to diferent water regimes, from moderate irrigation to no water once established. Somewhat deer resistant.
Cercocarpus betuloides var. blancheae
This rare and beautiful variety of our native mountain mahogany offers larger, birch-like leaves with fuzzy and whitish undersides. The highly useful from generally reaches 8 – 15 ft. tall, but only spreads to about 6 ft. wide, making it ideal for narrow locations where a screening, evergreen, fast-growing bush is needed. Small, disk-like, creamy flowers appear in the spring, followed in summer by seed pods with hairy, grey tails which curl upwards, giving the plant a silver halo. Over time, the trunks are covered in a smooth, grey bark. The Island mountain mahogany typically grows much more rapidly than our local variety and is tolerant of moist or dry soils once established and part shade to full sun. Heat isn’t an issue. A great candidate for a container, where it is very amenable to pruning.
Cercocarpus ledifolius
Large shrub or small, multitrunked, evergreen tree, 6 - 30 ft. tall, native to arid mountains of the western US. Often takes on a gnarled, picturesque form depending on the conditions it is growing in. Adapted to dry, rocky slopes where it weathers drought, extreme heat and cold, wind and snow. Slow growing, densely branching, with dark green, leathery leaves with curled under edges and silvery undersides. Trunks develop beautiful, red-brown bark with silvery new growth. The flowers are similar to our local mt. mahogany species, small, greenish- yellow, smelling of honey, and attractive to pollinators. The fruits are long, silvery, plumes that glow when back lit. Plant in full sun to light shade with good drainage where it will blend well with other dryland shrubs and perennials and requires little input. Fixes nitrogen. Interesting container or bonsai subject.
Chilopsis linearis
A graceful, summer-blooming, deciduous shrub, native to desert washes where it grows in gravelly soils and intense heat. Forms a large, multi-branched shrub or small tree reaching up to 15'-20' tall and wide with narrow, willow-like leaves. Terminal clusters of showy, trumpet-shaped flowers in summer come in shades of white, to pink and purple that attract hummingbirds and butterflies. Long, bean-like pods follow and hold on into winter. Enjoys hot climates with plenty of sun, decent drainage and occasional to moderate water. Avoid cool coastal conditions and heavy wet soils. Grows fast when happy with no pest or disease problems, demanding little. A great option for along sidewalks.
Chlorogalum pomeridianum v. pomeridianum
Known for their large, fibrous bulbs historically used by indigenous peoples and early settlers for soap, food and to stupefy fish. Long, wavy-margined leaves form a rosette in winter followed in late spring by tall, airy flower stems bearing small white flowers that open in the late afternoon and evening. Great in naturalistic settings in full sun to light shade. Needs to go summer dry once established. Larval food source for the Western Brown Elfin butterfly.
Cirsium occidentale
A beautiful NATIVE and NON-WEEDY thistle. Forms a rosette of gray woolly and spiny leaves the first year. A BIENNIAL, flowering occurs the second year with tall, narrow spikes of showy maroon-red to dark pink flowers with cobweb hairs on the bracts. A striking plant, usually reaching 3 - 6 ft tall when blooming, for sunny areas with good drainage and low to no irrigation. An excellent addition to the habitat garden where it attracts bees, butterflies and hummingbirds. Butterflies such as the painted lady and the mylitta crescent depend on cobweb thistle as a larval food source. Deer resistant.
Clarkia rubicunda
Showy and floriferous, with gorgeous, cup shaped blossoms of silky, pink-purple petals featuring a dark red center with a long bloom from late spring into summer. This endemic, ANNUAL wildflower grows in openings of woodlands and chaparral near the coast, mostly in the central part of state. Grows 2-ft. tall or more in full sun with low water needs. Tolerant of heavy soils, the exuberant blossoms attract bees, butterflies and moths, including Sphinx moth species. Performs well in containers and is an excellent cut flower too. Deer resistant.
Clematis ligusticifolia
Native to riparian areas where the vining stems will climb and weave their way up and over shrubs and trees. Large masses of fragrant, small creamy-white flowers bloom in summer. Beautiful, silvery, feather-like fruits follow and are as attractive as the blossoms. The intricately divided leaves on long stems can climb 20 - 30 ft. Full sun to light shade with regular to moderate summer water. Deciduous. Generally deer resistant.
Collinsia heterophylla – Sierra Form
A striking form of a native annual wildflower found in open woodlands in much of California. The open lipped flowers are stacked in tiers, and said to look pagoda-like. In this Sierra form from Tuolumne County, the upper and lower lips are dark purple with a light central patch with scarlet nectar guides. This charming woodlander is best in bright shade, in edges and openings, or under oaks, where it blooms from mid spring to early summer. Grows around 2 ft. by 2 ft. When happy it will reseed and those seedlings will require no irrigation. A bee and butterfly favorite.
Cornus glabrata
The bluish-white fruits of this species are reputed to be especially good for attracting birds. Small creamy white flowers appear in spring on subtly beautiful arching branches. A type of stream dogwood, it forms thickets with time, 6 - 10 ft. tall. Deciduous. Prefers moisture and some shade. Western tanager and warblers eat the flowers. Grosbeak, Northern oriole, flickers, spotted towhee, Western bluebird, robins, mockingbirds, bandtailed pigeon, waxwing and quail eat the fruits. A great plant for stream restoration.
Cornus nuttallii
Spectacular native tree with pleasing horizontal branching, gorgeous white flowers, handsome fruits and good fall color. An elegant specimen tree though notoriously challenging in cultivation. Easiest to grow within its native range. Dislikes poor drainage, fertilizing, pruning, and injury to the tender bark. Drought tolerant in shady, cool situations but enjoys occasional to moderate water in fast draining soils. Once established it can become a show stopping specimen in a wooded garden, under high branching trees, along stream courses and slopes with eastern or northern exposure. Birds relish the red fruits.
Cornus sericea
Redtwig dogwood is a spreading shrub growing 6 ft. or more tall and at least as wide, forming broad thickets along creeks and rivers. The beautiful red stems stand out in the winter landscape once they loose their leaves in the fall. Flat topped flower clusters are creamy white and are followed by clusters of white fruits. Often takes on nice fall color before loosing its leaves. Plant in full sun to light shade with regular to moderate watering. Does great on heavy clay soils and is a very good soil stabilizer. An excellent habitat plant where it provides food and cover. The fruits are very popular with birds. At the nursery, bluebirds and mockingbirds compete aggressively for the fleshy white fruits.
Cornus sericea ‘Hedgerow’s Gold’
A striking selection of redtwig dogwood, discovered near the Deschutes River in Eastern Oregon and introduced by Hedgerows Nursery. The large leaves of soft green have a broad, irregular, bright golden edge. In autumn the leaves turn an attractive ruby color. Forms a thicket that easily reaches 6 ft. tall by 6 ft. wide. The red stems stand out in the winter landscape after the leaves have fallen. Flat topped cluster of white flowers appear in spring and are followed by small white fruits enjoyed by birds. Best with regular water, good light and protection from the hot afternoon sun.
Cornus sericea ssp. occidentalis ‘Tomales Bay’
This selection of the native creek dogwood is from Tomales Bay, Marin County, where it forms broad clumps 6 ft. or more tall and wide. The beautiful red stems stand out in the winter landscape. Flat topped flower clusters are creamy white followed by small white fruits. Good fall color. Plant in full sun to light shade and give regular irrigation. Western tanager and warblers eat the flowers. Grosbeak, Northern oriole, flickers, spotted towhee, Western bluebird, robins, mockingbirds, bandtailed pigeon, waxwing and quail eat the fruits.
Cornus sessilis
Native to moist ravines and stream banks of the coast ranges and the Sierra Nevada Mts, this deciduous shrub or small tree grows 5-10 ft. or more tall and wide. Beautiful shiny, jade green leaves with prominent lateral veining decorate the graceful green barked stems. Small, yellow flowers appear early as it leafs out in the spring and are followed by oval fruits. Fruit color changes as it matures from greenish-white to yellow, red and finally shiny black which attract a wide range of fruit eating birds. Foliage can take on pretty tones of yellow and red in the autumn. Thrives in moist shady locations, but will grow well with just part shade and moderate to occasional summer water once established.
Corylus cornuta ssp. californica
Western hazelnut is a handsome, open, multi-stemmed shrub native to forests from Santa Cruz northwards in the Coast Range, and from Sequoia northwards in the Sierra foothills. Winter deciduous with decorative dangling catkins in winter. The soft, somewhat hairy leaves turn yellow in the fall. Small amounts of tasty nuts are produced in late summer and are relished by wildlife and people. Part shade with some moisture, but will tolerate fairly dry conditions once established. Usually grows 6 - 10 ft. tall. Somewhat deer resistant.
Crataegus gaylussacia
Klamath hawthorn occurs in seasonally wet meadows or borders of forests in northern California. A large deciduous shrub or small tree 6 - 20 ft. tall with reddish-brown bark and formidable thorns. Small, white flowers in flat topped clusters in late spring are followed by red fruits that ripen to black. The fruits are highly attractive to birds. A slight fall/winter chill can turn the leaves a brilliant orangey-red. Plant in full sun to partial shade with regular to moderate water. This shrub tends to sucker and could be encouraged to form a thicket. It is also amenable to pruning, and can be trained into a slender tree. This is our most common, local native hawthorn., and until recently was once thought to be C. douglasii.
Cucurbita foetidissima
Found in valley grasslands and coastal scrub environments of Central and Southern California, the buffalo gourd is a deciduous perennial ground cover or vine that is sure to grab attention. In late winter and early spring, this vigorously spreading gourd emerges from a tuberous root, potentially spreading to 20’ feet or more, producing big, triangular, gray-green fuzzy leaves, followed by large, showy, orange-yellow, bell-shaped flowers in summer which attract bees. The round fruits, about 4 inches across, are green-striped when young, maturing to yellow. As the fruit matures, it is too bitter for humans to eat. The mature fruit is used by native peoples for decorative purposes or for making musical rattles. Plant in full sun. Drought-tolerant once established.
Danthonia californica
California oatgrass is a native bunchgrass found throughout mountains and coast ranges in both open and partly shaded areas. Forms dense leafy tufts with flower stalks of nodding spikelets to 1 1/2 ft. tall. Not to be confused with the invasive alien wild oats, this native makes a good basic grass for a meadow planting. Withstands trampling and traffic. Good for soil stabilization. Sun to very light shade. Little to no summer water once established. Deer resistant.
Dendromecon rigida
This is our local bush poppy, growing 4 - 8 ft. tall with bluish-gray foliage and a showy display of brilliant yellow poppy blossoms from spring into early summer. Scattered flowers may be seen throughout the year in mild climates. The leaves are narrower than those of the island bush poppy and the plant has a more open form. Requires full sun, good drainage, and little to no irrigation once established.
Deschampsia elongata
Graceful fine-textured perennial bunch grass, native to partly shaded, seasonally moist areas in California. Features bright green blades and gently arching flower stalks 12-18 inches tall. Yellowish-green in spring, turns soft gold in summer. Deer resistant.
Dicentra formosa
Ferny foliage makes a lacy groundcover in shady areas. Clusters of pendulous, pink, heart-shaped flowers in spring and into summer. Will spread rapidly when happy, enjoying moist but not soggy woodland conditions. Tolerates dry shade where it goes dormant with drought. Early nectar source for hummingbirds and bumble bees. Deer resistant.
Diplacus (Mimulus) aurantiacus
Sticky monkeyflower is the native monkeyflower species that brightens the hills and coast around Sonoma County. From spring through summer, its profuse yellow-orange tubular flowers decorate evergreen foliage reaching 2-4 feet tall and wide. An unbeatable habitat plant that is highly attractive to hummingbirds. Give it good drainage and keep on the dry side. Thrives in full sun near coast with light shade inland, and benefits from light annual trimming. A larval food source for the common checkerspot and buckeye butterflies. Deer resistant.
Diplacus (Mimulus) aurantiacus ‘Freezeout Creek’
This stand-out form of our local native monkeyflower was found growing on a slope near a lush redwood forest in western Sonoma County. Instead of the more typical yellow-orange, the trumpet-shaped flowers of 'Freezeout Creek' are larger and boast velvety red petals edged with gold. Monkeyflowers are evergreen sub-shrubs, that grow 2 -4 ft. tall, and bloom profusely in the late spring and into summer. Plant in full sun on the coast to light shade inland and give it decent drainage. Drought tolerant once established but responds to occasional summer water, especially when blooming. Benefits from annual pruning and pinching. The flowers are pollinated by bees and hummingbirds and are a host plant for checkerspot and buckeye butterflies. Deer resistant.