The Story
Plant Bio
Arum italicum 'Silver Cloud' is a perennial herbaceous plant distinguished by its arrow-shaped, variegated silver and green foliage and spathe-like flowers that emerge in spring, adding a striking visual element to shaded gardens.
This cultivar is particularly valued for its attractive silver-white variegation and its ability to brighten shady areas, as well as its tolerance to a range of soil conditions.
Uses & Benefits:
Essentials
At a Glance
Plant Type
Perennial
Height
12 inches
Width
12 inches
Light
Partial Sun, Shade
Zones
4, 5, 6, 7, 8, 9
Water
Moist but well-drained
Humidity
Moderate to high
Lifespan
Perennial
Native To
Mediterranean region
Toxicity
Yes
Bloom period
Late summer – Late fall
In flower about 4 months of the year
Planting
How to Grow
- Tuck rhizomes 2 inches deep in well-draining soil.
- Water regularly to keep soil moist but not soggy.
- Place in partial shade for best foliage color.
- Mulch to retain moisture and suppress weeds.
- Fertilize with balanced fertilizer in early spring.
- Divide clumps every 3-4 years in early spring.
Pro Tip
Ensure soil remains moist; avoid overwatering to prevent rot.
Keep It Thriving
Care Guide
Do
- Water consistently during dry spells 🌱
- Mulch annually to conserve moisture ❌
- Prune dead leaves in late winter
Don't
- Avoid overwatering; it can cause root rot ❌
- Don’t expose to full sun; foliage may scorch
- Do not disturb rhizomes during flowering
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Divide | ||||||||||||
| Plant | ||||||||||||
| Spring Cleanup |
Watch Out For
Pests & Diseases
Common Pests
Common Diseases
In the Garden
Landscape Uses & Companions
Landscape Uses
Multiply
Propagation Methods
Good to Know
Common Questions
Silver Cloud Arum questions
What zones can Silver Cloud Arum grow in?
Silver Cloud Arum 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 Silver Cloud Arum deer resistant?
Not reliably. Deer may browse Silver Cloud Arum, especially tender spring growth — plan on repellents or fencing where pressure is high.
When does Silver Cloud Arum bloom?
Silver Cloud Arum typically blooms in late summer through late fall. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Silver Cloud Arum need full sun?
Silver Cloud Arum does best in part shade.
More Arum to compare
Italian Arum
Arum italicum ssp neglectum
Italian Arum White Winter Arum
Arum italicum 'White Winter'
Silver Vein Pattern Italian Arum
Arum italicum 'Silver Vein Pattern'
Italian Arum Marmoratum
Arum italicum 'Marmoratum'
Scottish Silver Italian Arum
Arum italicum 'Scottish Silver'
Sintenis's Arum
Arum sintenisii
Keep exploring
Explore the genus
Grow Silver Cloud Arum 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.