Sweet Autumn Clematis (Clematis paniculata)

Photo: Michael BerardozziCC BY 4.0via iNaturalistresized / cropped

Sweet Autumn Clematis Plant Care

Clematis paniculata J.F.Gmel.

Updated · Sources · How we source care data

Clematis paniculata is a species of flowering plant in the buttercup family Ranunculaceae. It is one of seven species of clematis native to New Zealand.

🌼Perennials🍃Climbers & Vines
Water

Every 7–10 days

Light

Full sun to part shade

Temp

50–75°F

Humidity

40–70%

At a glance

How do you care for Sweet Autumn Clematis?

Water Sweet Autumn Clematis every 7–10 days, letting the top layer of soil dry out between waterings, and give it full sun to part shade. It prefers temperatures of 50–75°F (10–24°C) and 40–70% humidity. Fertilize it every 4 months during the growing season. The ASPCA lists it as toxic to cats and dogs, so keep it out of reach of pets.

Where Is the Sweet Autumn Clematis Native To?

Native range1 country

What Is the Sweet Autumn Clematis?

Sweet Autumn Clematis (Clematis paniculata) belongs to the Ranunculaceae family within the Clematis genus. Sweet Autumn Clematis is native to New Zealand. Sweet Autumn Clematis is also known as Bride's Wreath.

Sweet Autumn Clematis displays a climbing vine growth habit, reaching up to 15 ft tall with a spread of approximately 5 ft. Sweet Autumn Clematis produces large, showy flowers in various colors.

Leaf size: approximately 4 inches.

How Often Should You Water a Sweet Autumn Clematis?

Clematis paniculata requires watering every 7–10 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.

Watering Frequency

Every 7–10 days

Let soil partially dry between waterings

What Light Does the Sweet Autumn Clematis Need?

Sweet Autumn Clematis thrives in full sun to part shade.

Light Requirement

Full sun to part shade

What Temperature and Humidity Does the Sweet Autumn Clematis Prefer?

Clematis paniculata grows best at temperatures of 50–75°F. Sweet Autumn Clematis prefers humidity levels of 40–70%.

Temperature

50–75°F

Humidity

40–70%

What Soil Mix Works Best for a Sweet Autumn Clematis?

Rich, well-draining soil with plenty of organic matter. Good drainage is essential for Sweet Autumn Clematis to prevent waterlogging, which leads to root rot and fungal issues.

How Often Should You Fertilize a Sweet Autumn Clematis?

Feed Sweet Autumn Clematis every 4 months during the growing season (spring and summer) with a balanced fertilizer diluted to the strength on the label.

Pause feeding in autumn and winter, when growth slows, and never fertilize dry soil — water first.

Fertilizing

Every 4 months

During the growing season

The PlantoScan app can remind you when to water and when to fertilize each plant.

How Do You Repot a Sweet Autumn Clematis?

Repot every 2-3 years in early spring. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.

How Do You Propagate a Sweet Autumn Clematis?

Sweet Autumn Clematis can be propagated through softwood cuttings, layering, seeds. Similar propagation techniques also apply to evergreen clematis plant care, which shares the same genus.

Is the Sweet Autumn Clematis Toxic to Pets and Children?

Toxic to cats and dogs

Source: ASPCA Animal Poison Control Center plant list, which covers Clematis species (which includes Sweet Autumn Clematis). View the ASPCA entry

Toxic to humans and pets if ingested

This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.

See all plants toxic to cats and plants toxic to dogs.

What Pests and Diseases Affect the Sweet Autumn Clematis?

Sweet Autumn Clematis is susceptible to aphids, spider mites, slugs. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.

Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.

What USDA Hardiness Zone Does the Sweet Autumn Clematis Need?

Sweet Autumn Clematis grows outdoors in USDA Zone 4a – 9b. It survives winters down to planting zone 4a. Sweet Autumn Clematis is native to New Zealand.

Hardiness Zone

Zone 4a – 9b

Keep exploring plants

Sweet Autumn Clematis is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.

It belongs to the Clematis genus — compare its care with other Clematis species on PlantoScan.

Clematis is part of the Ranunculaceae plant family — browse all Ranunculaceae genera and species.

Sweet Autumn Clematis thrives in bright light and direct sun — see other bright-light plants.

Related Plant Care Guides

Closely related plants with similar care requirements:

Sources

  • Scientific name & taxonomy: Clematis paniculata J.F.Gmel., family Ranunculaceae (first published in Syst. Nat. ed. 13[bis] : 873 (1791)) — World Flora Online record, IPNI name record, Wikidata.
  • Pet toxicity: The ASPCA lists Clematis species (which includes Sweet Autumn Clematis) as toxic to cats and dogs. Source: ASPCA Toxic and Non-Toxic Plant List.
  • Photo: Michael Berardozzi, CC BY 4.0, iNaturalist — original.
  • Hardiness zone: USDA Zone 4a – 9b, estimated from the plant's typical growing conditions.
  • Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.

Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.

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