It can be pruned again after the first flush of flowers in early summer, cutting back to large buds, to promote a second flush of flowers, but deadheading is unnecessary. If training to climb, loosely tie the vines to their structure at this time. Cut back to 2 feet or just above pairs of healthy, swelling leaf buds.
Deer resistant.Ī Group 3 late-flowering clematis (blooms on new wood in the summer and fall dies to the ground over winter), Clematis Sweet Autumn should be pruned hard before new growth appears in late winter to remove dead or weak, spindly stems and to make way for the new growth. Protect plants from strong winds but allow good air circulation. Good drainage is important, and extremely wet locations should be avoided. In hot, humid climates, some light afternoon shade may be beneficial. 6 hours), but the roots are shaded and kept cool, either by low-growing, evergreen shrubs or by heavy mulch. The plant should be placed where the leaves get plenty of sunshine (approx. So, remember the adage for success with clematis when planting: feet in the shade, head in the sun. But it tolerates a wide variety of soils, including chalk, clay, and loams and that are acid or alkaline.
#White autumn clematis full
The two will elegantly mingle blooms in the early season, but the clematis will carry it through the heat of summer and the rose will pick up again in fall as the clematis' blooms fade.Įasy to grow, Clematis Sweet Autumn prefers full sun to part shade and fertile, moist, well-drained alkaline soil. But for something really special, pair it with a climbing rose, allowing the nimble clematis to twine its way around the sturdy rose stalks. Or allow it to amble along the ground, meandering gracefully through the shrubbery. Train clematis to climb a trellis, arbor, post, or fence, adding vertical interest. But Clematis Sweet Autumn is an especially vigorous clematis that aggressively self-seeds and will naturalize if allowed. There is an old saying about clematis' growth rate: The first year they sleep, the second year they creep, and the third year they leap. Attractive plume-like seed heads, with a silvery sheen, replace spent flowers.Īn exceptionally fast-growing, deciduous climbing vine, Clematis Sweet Autumn has a twining and trailing growth habit of leathery, shiny, dark green leaves that are fresh and attractive all season.
The plant blooms on new wood, and at maturity, the vine is fully covered in flowers that attract bees, butterflies, and hummingbirds. A prolific bloomer, the plant sets billowy masses of 1-inch, pure white flowers, sweetly scented with hints of sugar, honey, and vanilla. All parts of clematis plants are toxic, so they are not suitable for gardens with young children or pets.Clematis Sweet Autumn is a showy perennial offering late summer to early fall interest. Generally, this disease is not fatal, as dormant buds will send up new growth from the crown. These stems should be pruned out and destroyed, and the pruning shears disinfected with a bleach solution. I feed my Sweet Autumn Clematis in early spring with the same balanced 10-10-10 fertilizer that I use on all my perennials, shrubs and trees.Īlthough generally trouble-free, all clematis varieties are susceptible to fungi that can cause the vine to suddenly wilt and turn brown or black. Clematis prefer a cool root run which can be achieved with a flat stone at the base, with mulch, or with annuals or shallow-rooted perennials planted around them. The crown should be planted 3-4 inches below the soil surface to protect dormant buds from frost damage and injury from cultivation. Sweetly fragrant flowers nearly cover the tops of the plants. It prefers a rich soil with good drainage. A vigorous, fall blooming variety with an abundance of small white flowers. Clematis terniflora thrives in Zones 4-9, and unlike many clematis, will bloom well in both full sun and part shade.
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