Allium Globemaster Seeds – Giant

Bring bold architectural beauty to your garden with Allium Globemaster Seeds, a show-stopping ornamental that produces giant globe-shaped flower heads on tall, sturdy stems. Known for its striking purple blooms and impressive size, this variety adds dramatic height and long-lasting color to garden borders, beds, and landscapes. Perfect as a focal point in flower beds or paired with other perennials for a layered effect, the Globemaster is both elegant and easy to grow.

Features

• Produces large, globe-shaped purple flower heads up to 8–10 inches wide

• Sturdy stems reaching 32–36 inches tall

• Long-lasting blooms that attract pollinators

• Excellent cut flower for fresh or dried arrangements

• Adds a striking focal point to landscapes and perennial beds

Specifications

• Common Name: Giant Allium (Globemaster)

• Type: Perennial flowering plant

• Height: 32–36 inches

• Bloom Size: 8–10 inches across

• Bloom Season: Late spring to early summer (May–June)

• USDA Hardiness Zones: 5–8

• Light Requirements: Full sun to partial shade

• Soil Requirements: Well-drained, moderately fertile soil

• Planting Season:

  • Fall Planting: September–November (zones 5–8)

  • Spring Growth: Blooms in late May to June

• Spacing: 12–15 inches apart

• Watering: Moderate; avoid waterlogging