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The Plant Guide

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Sweet autumn clematis

Clematis terniflora

KLEM-ah-tiss ter-nih-FLOOR-ah

This deciduous, late-flowering twining vine with deep green leaves and profuse, fragrant white flowers is easy to grow and will thrive and bloom in shade. Star-shaped blossoms are 1 inch across, appearing from late August to October and maturing to attractive, plume-like seed heads. The shiny green foliage is leathery.

Noteworthy CharacteristicsCan self-seed invasively and has escaped cultivation and naturalized in the East and Midwest US. Without support, it will sprawl along the ground, covering up to 10 feet and choking most weeds.

CarePrefers full sun and average, well-drained but moist soil. Extremely rampant growth habit that may need hard pruning in fall or early spring.

PropagationRoot softwood cuttings in spring, semi-ripe cuttings in early summer.

ProblemsWilt, powdery mildew, rust, fungal spots, and stem cankers are common. Scale insects, whiteflies, earwigs, aphids can occur.

  • Genus : Clematis
  • Zones : 10, 11, 5, 6, 7, 8, 9
  • Plant Height : 10 to 15 feet
  • Plant Width : 6 to 10 feet
  • Bloom Time : Early Fall, Fall, Late Summer, Summer
  • Growth Rate : Fast
  • Characteristics : Fragrant Flowers, Self Seeds, Showy Seed Heads
  • Light : Full Sun
  • Uses : Ground Covers
  • Maintenance : Low
  • Moisture : Medium Moisture
  • Plant Seasonal Interest : Summer Interest
  • Plant Type : Vines
  • Flower Color : White

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