Scrophularia californica
Native to open places of the coastal scrub and woodlands where it can form large colonies in moist areas. Grows 3 to 6 ft. tall and wide in cool full sun to light shade. Pretty purplish-red new growth matures to deep green. The flower spikes carry many small open-mouthed maroon-red flowers followed by attractive seed stalks which are nice in dried flower arrangements. This prolific nectar producer attracts all sorts of pollinators including bees and hummingbirds. Larval food source for the Chalcedon Checkerspot and Common Buckeye butterfly.
Scrophularia californica ‘green-flowered form’
An interesting color form of the normally maroon flowered figwort. Seed was collected from a site in northern Santa Cruz county that has wonderful yellow-green flowers. The open-mouthed flowers are small but profuse. Native to open places of the coastal scrub and woodland where it can form large colonies in moist areas. Grows 3 to 6 ft. tall and wide in cool full sun to light shade. Larval food source for the common checkerspot butterfly.
Sequoia sempervirens
A beautiful and fast growing conifer, famous, as it is the world’s tallest tree. Outside its native range or in a garden setting, it provides a symmetrical pyramid of soft fragrant foliage 70 to 150 ft. The columnar trunks are covered with thick fibrous red-brown bark. Small one inch cones form in clusters at the branch tips. Grows easily in areas with coastal influence and fog but will grow in drier interior sites with regular summer water. Performs well in the regular watering regimes of many urban gardens and lawns. Can be planted as a specimen, in groves, or even pruned as a hedge. As long as its watering requirements are met it has very few pest or disease problems.
Sequoia sempervirens ‘Kelly’s Prostrate’
A low growing form of the coast redwood with a flat, spreading habit. Exceptionally low growing, we have never seen any upright growth in this form. The flat sprays of foliage are deep green with light green new growth and spreading to five foot wide or more. Best in moist, well drained soils with light shade. Use where the unique form can be shown off. Makes an excellent container subject.
Sequoia sempervirens ‘Nana Pendula’
An intriguing prostrate form of the coast redwood. Bluish-green leaves on pendulous branches spread out in a circular form usually under 1 ft. tall. May mound up taller over time, trim out any tall leaders that may occur. An interesting specimen or container subject for lightly shaded areas with regular water. Grows much slower than the upright tree form of coast redwood, with the branches achieving a spread of around 6 to 12 ft. in ten years.
Sidalcea hendersonii
A striking, rare checkerbloom from western Oregon northwards, featuring stalks up to 3 ft high densely clothed in substantial, rich pink flowers. The rounded, scalloped leaves create low mounds on the ground. Will slowly spread to from small drifts, blending beautifully with other showy perennials in the moist garden bed. Enjoys full sun to light shade. If the spent blooms are removed, it can bloom from spring through to autumn! Attractive to bees and butterflies. Works well in a container.
Sidalcea reptans
From moist meadows in the Sierra Nevada comes this charming checkerbloom groundcover. In early summer, soft-pink, cup-shaped flowers perch along stems up to 2 feet high. Thick, bright-green leaves with scalloped edges carpet the ground. Plant in full sun to light shade and don’t let them dry out completely. The Sierra checkerbloom is an easy-to-grow mountain species which combines nicely with umbrella plant, rushes and Dunn’s lobelia. Great in a container, too!
Sidalcea stipularis
A very rare checkerbloom native to a single marsh in the Sierra foothills. Round, serrated leaves appear in late winter and spread quickly to form an eight inch tall, light green groundcover. Soft-pink cup-shaped flowers bloom in early summer atop two foot stems clothed in lance-shaped leaves. Combine with low grasses in a well-watered meadow for a lovely naturalized look. Plant in full sun to light shade with moderate to regular water. Tolerant of heavy soils. Winter deciduous.
Sisyrinchium californicum
Native mostly to coastal areas where this easy perennial thrives in moist locations. From spring through to the end of summer, the bright yellow flowers rise above narrow, pale-green, iris-like leaves. Grows 6 inches to a 1.5 ft tall and at least a foot wide. Plant in sunny areas with regular water. Reseeds readily. Occurs from San Luis Obispo County north to British Columbia.
Solidago lepida v. salebrosa
Golden-yellow, pyramid shaped inflorescences sit atop stems flanked with bright green leaves on this unusual native goldenrod. This selection is more compact and refined than the California goldenrod, with flower stalks reaching only about 2 feet tall and a spreading habit which is less aggressive. A superb plant to attract all sorts of bees and butterflies when it blooms in late summer and into autumn. Plant in full sun to light shade and water moderately to occasionally. This variety grows throughout western North America but is rare in California, only occurring in the northeast part of the state.
Solidago spathulata
Native to coastal strand and coastal scrub communities where it forms low mats of spreading bright green foliage. Summer brings flower stems a foot or so tall made up of small bright golden-yellow daisies. Full sun to light shade with some summer water. Tolerates heavy soils. The flowers support native bees, honey bees, beneficial insects and butterflies. It is a larval food source for the northern checkerspot butterfly.
Spiraea densiflora ‘Trinity Rose’
This cultivar hails from the Trinity Alps in northwestern California. A neat looking deciduous shrub growing 2-3 foot tall and a bit wider with a compact habit and pretty bluish-green leaves. Early summer brings flat topped clusters of rosy-pink flowers on the branch tips. Foliage often takes on nice yellow tones in the autumn before losing its leaves. Plant in sun to light shade with regular water. Flowers attract butterflies.
Spiraea douglasii
In summer, wands of violet-pink flower clusters decorate the branch tips of this deciduous shrub. Forms broad thickets 3 - 6 ft. tall with bluish-green leaves. Enjoys regular moisture and full sun to light shade. Great for a naturalistic planting in a woodland garden or along streams. Attracts bees and butterflies and is a larval host for various butterflies and moths in its native range. Native to the coast and into the mountains from northern California to Alaska.
Symphyotrichum (Aster) ‘Little Carlow’
Quickly becoming a favorite, this aster has rich lavender-blue daisies starting in late summer and continuing through fall. Known to be a Symphyotrichum cordifolium hybrid hailing from the East Coast of North America. More constrained than our native Pacific aster, it is prolific bloomer with an upright habit that reaches 2-4 feet tall and wide. Best with regular to moderate water in full sun to part shade. It is highly attractive to all sorts of pollinators, especially butterflies.
Symphyotrichum (Aster) chilense
This native aster is found throughout much of Sonoma County, usually in moist soils. More slender in form than the burly Point St. George selection. Spreads vigorously but with a lighter touch, integrating itself well with native grasses and bulbs. Its summer-to-fall blossoms are white to lavender blue and provide excellent nectar for butterflies and beneficial insects. 1-3 ft. tall and spreading. Thrives in sun to light shade with moderate to little summer irrigation.
Symphyotrichum (Aster) chilense ‘Olema White’
Clear white flowers replace the class purple ones in this unusual selection of California aster that we found near the town of Olema in Marin County. In summer and into fall, a profusion of flowers bursts forth on this VIGOROUSLY spreading native perennial. An extremely adaptable groundcover reaching up to 3 ft. tall. Accepts regular to very little irrigation and full sun to light shade. This prolific bloomer is a bee magnet and also enjoyed by butterflies. Tolerant of clay and periodic flooding. Looks best when sheared to the ground after blooming.
Symphyotrichum (Aster) chilense ‘Point Saint George’
A low-growing native perennial, reaching up to 1.5 feet in height and spreading widely and vigorously. Covered with soft lavender daisies over a long period, summer through fall and often into winter. Careful thought should be given to its placement as this plant really spreads. Far too vigorous for many settings, perhaps best used in planters, garden boxes or other contained areas or in large, naturalistic plantings. For sunny areas with at least a little summer water. Will tolerate flooding and periodic inundation. An excellent nectar source for bees and butterflies and seeds for birds.
Symphyotrichum (Aster) chilense ‘Purple Haze’
A wonderful selection of our native Pacific aster, chosen by the Santa Barbara Botanical Garden for its deep lavender blossoms. Blooms late summer through fall and often into winter with one-inch daisies opening from dark purple buds. This plant SPREADS VIGOROUSLY by underground rhizomes, so works best when constrained by a planter or garden box or in a meadow planting. Excellent for areas needing soil stablization. The dense foliage grows quickly to 2-3 feet tall each spring, and can be annually pruned to the ground in winter. Tolerates many soil types and full sun to part shade. Requires minimal water, but occasional deep soaks keep it blooming longer. This easy to grow habitat plant will delight bees and butterflies.
Symphyotrichum (Aster) ericoides ‘Monte Cassino’
Eye-catching, cheerful, and easy to grow, 'Monte Cassino' is a particularly stunning selection of a species of American aster with a wide native range east of the Rockies. In late summer and early fall, this vigorous aster dazzles with dense sprays of delicate, white, daisy-shaped blooms. The lacy foliage remains low, but the cloud-like flower-stalks can shoot up 3-4 feet tall and wide. Makes for gorgeous cut flowers. Thrives in full sun to part shade with moderate water. Irresistable to bees and butterflies.
Symphyotrichum (Aster) foliaceum
Native to the western United States where it grows in open woods, mountain meadows and along streams at mid to high elevations. The erect flower stems hold daisies of light blue to violet blue with yellow centers, surrounded by leafy bracts. An important pollinator plant, offering pollen and nectar late in the season to bees, butterflies and other beneficial insects. Grows 1 - 2 ft. tall from a leafy base that slowly increases. Prefers full sun with regular to moderate moisture. Winter deciduous.
Symphyotrichum (Aster) oblongifolium ‘Raydon’s Favorite’
This late-blooming American aster offers dazzling bright blue-purple daisies in late summer through fall. Forms a dense mound 2-3 feet tall, with flowers nearly covering the foliage when in full bloom. A fine, reliable selection of aromatic aster, a species native to the eastern half of the United States. A good choice for borders and other areas needing a compact splash of color. Plant in full sun and provide with moderate summer water to keep it looking its best. Highly attractive to bees and butterflies. Deer resistant.
Tanacetum bipinnatum (camphoratum)
Native to sand dunes from the Bay Area north, this shrubby evergreen groundcover spreads quickly to create drifts of soft fern-like foliage. Yellow, button-shaped flowers form small clusters atop stalks up to 2 ft. tall. Enjoys full sun to light shade. Tolerant of clay soils and excessive moisture but will thrive with only occasional water once established. Reducing irrigation can temper this tansy's somewhat aggressive nature. Dune tansy has a strong scent of camphor and is valued for its medicinal uses. Beautiful when combined with ceanothus, Douglas iris and other plants from our coastal areas. Good for erosion control.
Tellima grandiflora
Fringe cups is a sweet native perennial for the shade garden. Slender flower stalks rise above the soft mounds of foliage 18 inches to 2 ft. The small, urn-shaped flowers have tiny fringed petals which open green and then age to pink. Seeds about in a nice way. Tolerates dry shade. Deer resistant.
Tiarella trifoliata v. unifoliata
The native sugar-scoop makes an attractive groundcover in a shady spot with some moisture. Blooms in early summer with spikes of little white stars; seed pods are shaped like little scoops. Removing spent flower stalks often prompts reblooming. Native to the dark and damp forest floor of northern California. A sweet addition to the woodland garden where there is summer moisture.
Tolmiea menziesii
This western native of house plant fame, makes an attractive addition to the woodland garden. Lush looking, deep green leaves produce new plantlets at the junction of the leaf stalk and blade giving it its common name of piggyback plant. Tiny reddish-brown flowers are produced on 1 ft. stems are interesting though not terribly showy. Looks great as a small scale ground cover, in walls or containers. Needs filtered light and regular moisture.