Giant Allium Seeds - Heirloom Flower Garden Seeds for Growing

Giant Allium is a perennial flowering plant grown for its tall stems and large rounded flower heads. It is commonly cultivated in flower gardens, borders, rock gardens, and landscape planting areas for seasonal ornamental displays. The plant develops narrow foliage with upright flower stalks that produce globe-shaped clusters of small flowers during the growing season. It performs best in full sun with well-drained soil and is suitable for temperate garden conditions. Giant Allium is commonly used for adding vertical structure and seasonal interest to perennial planting areas.

Features

• Produces large globe-shaped flower heads
• Suitable for borders, rock gardens, and landscapes
• Tall upright flowering growth habit
• Adapted to temperate climate conditions
• Performs well in full sun locations
• Suitable for perennial garden planting
• Grows well in well-drained soil
• Provides vertical interest in flower beds
• Suitable for ornamental landscape designs
• Attracts bees and other pollinators

Specifications

• Scientific Name: Allium giganteum
• Common Name (US): Giant Allium
• Seed Type / Variety: Perennial flowering bulb plant seeds
• Growth Habit: Upright herbaceous perennial
• USDA Zones: 5 to 8
• Planting Season: Fall or early spring
• Growing Season: Spring to summer
• Sowing Season: Fall to early spring
• Sowing Months: October to November, March to April
• Germination Time and Conditions: 12 to 24 months with cold stratification and moist soil conditions
• Sunlight Requirements: Full sun
• Soil Requirements: Well-drained fertile sandy or loamy soil
• Watering Needs: Moderate watering with good drainage
• Mature Plant Size: 90 to 150 cm height, 20 to 40 cm spread
• Plant Spacing: 15 to 30 cm