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Key Features
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Growth Habit:
- Vigorous deciduous climbing vine
- Typically grows 15–25 feet tall with support
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Bloom Color:
- Small pure white star-shaped flowers
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Fragrance:
- Strong sweet vanilla-like fragrance
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Wildlife Attraction & Pest Resistance:
- Attracts butterflies, bees, and pollinators
- Moderately deer resistant
- Generally pest and disease resistant
- Planting Zones: USDA Zones 4–9
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Sun Preferences: Full sun to partial shade
- Best flowering occurs in full sun
- Drought Tolerance: Moderate once established; prefers evenly moist, well-drained soil
Planting Instructions (From a 3.5" Pot into the Ground)
1. Choose the Location
- Select a location with sturdy climbing support such as a fence, arbor, pergola, or trellis.
- Ensure at least 6 hours of sunlight daily for best flowering.
2. Prepare the Soil
- Loosen soil 10–12 inches deep.
- Add compost or organic matter to improve fertility and drainage.
3. Dig the Hole
- Dig a hole twice as wide as the 3.5" pot and slightly deeper than the root ball.
4. Remove from Pot
- Gently remove the plant and loosen any circling roots.
5. Plant Deeply
- Position the crown about 2–3 inches below soil level to encourage vigorous growth and improve resilience.
- Backfill and firm soil gently.
6. Water
- Water thoroughly after planting.
- Keep soil evenly moist during establishment.
7. Mulch the Base
- Apply mulch around the base to help keep roots cool and conserve moisture.
8. Spacing
- Space plants 4–6 feet apart.
Seasonal Care & Maintenance
- This is a Group 3 clematis, meaning it blooms on new wood
- Prune hard in late winter or early spring, cutting stems back to 12–24 inches above the ground
- Fertilize lightly in spring for vigorous growth and flowering
- Monitor growth regularly, as this vine can spread quickly in ideal conditions
Clematis ‘Sweet Autumn’ is a spectacular flowering vine that delivers abundant late-season blooms and unforgettable fragrance. Its vigorous growth and cascading white flowers make it a stunning addition to fences, pergolas, and large garden structures.
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