- Partial Sun to Full Sun (At Least 5 Hours of Direct Sunlight)
- Mature Height 2 - 3 Feet
- Mature Spread 6 - 12 Inches
- Growing Zones 5 - 8
- Use As A Thriller In Containers
Would you like to achieve that iconic yet effortless look and feel of a cottage garden? Globemaster Allium will transform your garden with its showy clusters of star-shaped flowers anywhere from 2 - 3 feet tall. Their stunning flowers are globe shaped, 10 inches in diameter in a deep violet color. They bloom from spring to early summer with long-lasting impact. As the flowers fade, the dry seed pods remain in their ornamental splendor adding intrigue to your garden even after flowering. As an ornamental allium, Globemaster flowers on tall, thin scapes with linear leaves at the bottom of the plant and is perennial from zone 5 - 8.
Globemaster Allium is a striking beauty in the garden that is also easy to grow! It thrives in many soil types and is considered drought resistant. This bulb plant can naturalize in your garden, increasing in size and spread year after year. Globemaster is perfect for that cottage garden effect and can be planted in beds, borders, or even in mass plantings. Their flowers have little scent but attract a wide range of pollinators. Globemaster Allium is deer and rabbit resistant.
Globemaster Allium Care
Globemaster Allium bulbs should be planted in the fall; choose a planting location in full sun to partial shade where they perform best. Globemaster Allium tolerates most soil types and a wide range of pH levels. Make sure the location is well draining; if the soil remains too moist, the bulbs may rot and will not come back the following year. Globemaster Allium has average water needs.
Spent flowers can be left as seed pods in the garden for long-lasting interest or removed. Globemaster Allium flowers can also be cut and dried for beautiful ornamental pieces. The bulbs can be dug up and divided after foliage dies back and before the first frost.
Globemaster Allium Spacing
Globemaster Allium bulbs should be planted 6 inches deep and spaced 8 - 10 inches apart. Plant the top of the bulb facing up and root side facing down. Bulbs can be planted more densely in mass plantings for extreme flower power.
Globemaster Allium Information
USDA Hardiness Zones: 5 - 8 |
Plant Type: Perennials |
Light Exposure: Partial Sun to Full Sun (At Least 5 Hours of Direct Sunlight) |
Mature Height: 3 - 4 Feet |
Mature Spread: 6 - 12 Inches |
Spacing: 8 - 10 Inches |
Habit: Upright |
Flower Color(s): Purple |
Flower Description: Spring Through Summer |
Bloom Period: |
Foliage Type: Herbaceous |
Foliage Color(s): Green |
Foliage Description: |
Seasonal Interest: Spring Flowering, Summer Flowering |
Watering: Low |
Resists: Deer, Rabbit |
Tolerates: Drought |
Attracts: Bees, Butterflies |
Container Role: Thriller |
Uses: Borders, Containers, Mass Planting, Specimen or Focal Point |
Features: Attracts Pollinators, Cut Flowers, Fragrant, Low Maintenance |
Brand: |
Common Name: Globemaster Allium |
Other Name(s): |
Scientific Name: Allium 'Globemaster' |
- SKU:
- 1231004062-pc
Container Sizes
Please Note: The pictures below are to give a general representation of the different container sizes. The actual size/ages of plants are estimates and will vary based on; type of plant, time of year, last pruning & many other factors.
For more detailed information, please click here.
Plant Addict Guarantee (Included On All Plant Orders)
Plant Addicts Warranty - 1 Year (Extra Purchase Required)

Guide: How to Care for Your New Plant(s)

Planter Shipping
Standard Colors: 2-3 business days
Special Order Colors: 8 weeks - this is due to the planter being custom made with the color(s) of your choice
Please Note: On special orders there can not be any cancellations
Plant Shipping
Time of Order:
Summer Shipping
- If there is extreme heat we’ll delay shipping.
- We’ll have to review what areas the plants are traveling through along with your location
Once your plant is shipped you’ll receive an email with tracking information. Depending on the above criteria we’ll ship your plant(s) towards beginning of the following week from your order. We put together this helpful guide of what to do when you receive your plants in the mail.
It is important to know that all of our plants are clearly labeled for which growing zones the plant can survive in. The plants are thoroughly trialed and tested in every growing zone before we state the plant can grow in a zone. Again, our #1 priority is to ship the plants to you healthy and ready to thrive in your location. So we will do everything in our power to do so.