Allium Seeds – Allium spp. Flower Plant

Allium is a striking ornamental flowering perennial known for its unique globe-shaped flower heads and architectural garden appeal. Producing clusters of star-shaped blooms in shades of purple, pink, white, blue, and lavender, Allium adds height, texture, and long-lasting color to borders, cottage gardens, pollinator gardens, and cut flower arrangements. The flowers attract bees and butterflies while the aromatic foliage helps deter many common garden pests.

Features

• Decorative globe-shaped flower clusters
• Excellent pollinator-friendly plant
• Ideal for borders and landscape displays
• Long-lasting cut and dried flowers
• Easy-to-grow perennial variety
• Deer and rabbit resistant
• Adds architectural interest to gardens

Specifications

• Scientific Name: Allium spp.
• Common Name (US): Ornamental Onion / Allium
• Seed Type / Variety: Flowering Perennial Ornamental Plant
• Growth Habit: Upright clump-forming perennial
• USDA Zones: 4–9 (varies by species)
• Planting Season: Spring or Fall
• Growing Season: Spring through Summer
• Sowing Season: Fall or Early Spring
• Germination Time and Conditions: 14–30 days; some varieties benefit from cold stratification
• Sunlight Requirements: Full sun
• Soil Requirements: Well-drained, moderately fertile soil
• Watering Needs: Moderate watering; drought tolerant when established
• Mature Plant Size: 12–48 inches tall and 6–18 inches wide, depending on variety
• Plant Spacing: 8–18 inches apart