
Clematis Niobe
Clematis x hybrida 'Niobe'
Essentials
At a Glance
Plant Type
Vine
Height
120 inches
Width
48 inches
Light
Full Sun, Partial Sun
Zones
4, 5, 6, 7, 8, 9
Water
Medium
Humidity
Moderate
Lifespan
Perennial
Native To
Garden Origin
Toxicity
Toxic to humans and pets if ingested; can cause skin irritation.
The Story
Plant Bio
Clematis x hybrida 'Niobe' is a deciduous climbing shrub celebrated for its large, velvety, deep ruby-red flowers with contrasting yellow anthers, and lush, green foliage that provides vertical interest in gardens. This cultivar is particularly valued for its prolific flowering from late spring to early summer, with some reblooming in autumn, and its vigorous, reliable climbing habit making it ideal for trellises and fences.
Uses & Benefits:
Marketplace
Where to Buy
Shipping costs Year-round shipping Free shipping
Planting
How to Grow
- Select a sunny spot with well-drained soil.
- Tuck young vines into a trellis or fence for support.
- Mist cuttings or seedlings regularly to maintain humidity.
- Fertilize monthly during active growth for best blooms.
- Mulch around roots to retain moisture and regulate temperature.
- Prune after flowering to encourage new growth.
Pro Tip
Provide sturdy support early to shape its vigorous growth.
Keep It Thriving
Care Guide
Do
- Water regularly during dry periods 🌱
- Prune after flowering to maintain shape
- Fertilize monthly during spring and summer
Don't
- Avoid overwatering to prevent root rot ❌
- Do not neglect support structures
- Avoid pruning in late fall or winter
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Deadhead | ||||||||||||
| Fertilize | ||||||||||||
| Mulch | ||||||||||||
| Pest Check | ||||||||||||
| Plant | ||||||||||||
| Prune |
Watch Out For
Pests & Diseases
Common Pests
Common Diseases
In the Garden
Landscape Uses & Companions
Landscape Uses
Companion Plants
Multiply
Propagation Methods
Good to Know
Common Questions
Clematis Niobe questions
What zones can Clematis Niobe grow in?
Clematis Niobe is hardy in USDA Zones 4–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Clematis Niobe deer resistant?
Yes — Clematis Niobe is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Clematis Niobe bloom?
Clematis Niobe typically blooms in late spring, summer, fall through early summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Clematis Niobe need full sun?
Clematis Niobe does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
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