'Bubble Bath' Ornamental Onion
Allium giantinum 'Bubble Bath'
Essentials
At a Glance
Plant Type
Bulb Corm Tuber
Height
26 inches
Width
18 inches
Light
Full Sun, Partial Sun
Zones
4, 5, 6, 7, 8
Water
Low to moderate
Humidity
Average
Lifespan
Perennial
Native To
Hybrid
Toxicity
Toxic if ingested in large quantities
The Story
Plant Bio
A unique cultivar of Allium known for its attractive spherical flower heads. Bubble Bath features delicate, pink flowers and a compact growth habit.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
Shipping costs Year-round shipping Free shipping
Planting
How to Grow
- Tuck bulbs 4-6 inches deep in well-draining soil in fall.
- Water thoroughly after planting to settle soil.
- Mist foliage during dry spells to prevent dehydration.
- Fertilize with a balanced bulb fertilizer in early spring.
- Remove spent flowers to encourage bulb health.
- Divide clumps every 3-4 years in autumn for best growth.
Pro Tip
Plant in full sun with sandy or loamy soil for optimal growth.
Keep It Thriving
Care Guide
Do
- Water regularly during active growth 🌱
- Apply a balanced fertilizer in spring
- Mulch to retain soil moisture
Don't
- Avoid overwatering to prevent bulb rot ❌
- Do not plant in heavy clay soil without amendments ❌
- Refrain from cutting foliage until it yellows
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Divide | ||||||||||||
| Fertilize | ||||||||||||
| 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
'Bubble Bath' Ornamental Onion questions
What zones can 'Bubble Bath' Ornamental Onion grow in?
'Bubble Bath' Ornamental Onion is hardy in USDA Zones 4–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is 'Bubble Bath' Ornamental Onion deer resistant?
Yes — 'Bubble Bath' Ornamental Onion is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does 'Bubble Bath' Ornamental Onion bloom?
'Bubble Bath' Ornamental Onion typically blooms in mid-spring through late spring. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does 'Bubble Bath' Ornamental Onion need full sun?
'Bubble Bath' Ornamental Onion does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
Is 'Bubble Bath' Ornamental Onion drought tolerant?
Yes — once established (usually after the first full season), 'Bubble Bath' Ornamental Onion handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.
More Allium to compare
Millennium Gold Onion Moly Onion
Allium x moly 'Millenium'
Drumstick Allium, Round-headed Leek
Allium sphaerocephalon
Purple Sensation Allium
Allium hollandicum 'Purple Sensation'
Ornamental Onion 'Ambassador'
Allium cybum 'Ambassador'
Globemaster Allium
Allium giganteum 'Globemaster'
Blue Eddy Allium
Allium senescens 'Blue Eddy'
Keep exploring
Explore the genus
Collections featuring this plant
Hardy in your zone?
Grow 'Bubble Bath' Ornamental Onion 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.
