Jefferson Silver Trillium
Trillium x viride 'Jefferson Silver'
Not currently listed at our partner nurseries.
Essentials
At a Glance
Plant Type
Perennial
Height
12 inches
Width
12 inches
Light
Partial Sun, Shade
Zones
5, 6, 7, 8
Water
Moderate
Humidity
High
Lifespan
Perennial
Native To
North America
Toxicity
All parts are toxic if ingested
The Story
Plant Bio
Identity 'Trillium x viride Jefferson Silver' is not a recognized botanical name. Traits described are typical for mottled-leaf Trillium species like T. cuneatum. Trilliums are woodland perennials with distinctive three-petaled flowers and three whorled leaves. This cultivar is distinguished by its striking silvery-white floral markings and enhanced resilience in shaded, moist environments, making it a desirable choice for woodland gardens.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
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Planting
How to Grow
- Tuck seeds in moist soil in early fall
- Keep soil consistently moist during active growth
- Mulch around plants to retain moisture
- Plant in shaded, well-drained woodland areas
- Avoid disturbing the roots during dormancy
- Monitor for snails and slugs, remove as needed
Pro Tip
Plant in rich, organic soil with good drainage for best results
Keep It Thriving
Care Guide
Do
- Water regularly to keep soil moist 🌱
- Mulch to conserve moisture and suppress weeds
- Apply compost annually for healthy growth
- Prune dead or damaged foliage in early spring
Don't
- Avoid overwatering, which can cause root rot ❌
- Don’t expose to direct, hot sunlight
- Refrain from disturbing roots during dormancy
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Deadhead | ||||||||||||
| Divide | ||||||||||||
| Fertilize | ||||||||||||
| Mulch | ||||||||||||
| Plant | ||||||||||||
| Spring Cleanup |
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
Jefferson Silver Trillium questions
What zones can Jefferson Silver Trillium grow in?
Jefferson Silver Trillium is hardy in USDA Zones 5–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Jefferson Silver Trillium deer resistant?
Not reliably. Deer may browse Jefferson Silver Trillium, especially tender spring growth — plan on repellents or fencing where pressure is high.
When does Jefferson Silver Trillium bloom?
Jefferson Silver Trillium typically blooms in early spring through late spring. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Jefferson Silver Trillium need full sun?
Jefferson Silver Trillium does best in part shade.
More Trillium to compare
Large-flowered Trillium
Trillium recurvatum 'Missouri form'
Vasey's Trillium
Trillium vaseyi
Great White Trillium
Trillium grandiflorum
Toadshade
Trillium cuneatum
Rugel's Trillium
Trillium rugelii
Trillium x flexatum white w dark eye
Trillium x flexatum 'white w dark eye'
Keep exploring
Explore the genus
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Hardy in your zone?
Grow Jefferson Silver Trillium with confidence
See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.
