10+
Purple Sensation Allium seeds produce ornamental plants with an upright, clumping growth habit and slender, strap-like leaves. This variety is known for its spherical clusters of small, vibrant purple blooms held on tall stems. It is well adapted to a range of climates and performs best in full sunlight with well-drained soil. Suitable for garden beds, borders, and ornamental planting, it establishes steadily and adds striking vertical interest to landscapes.
Features
- Upright ornamental plant with tall stems
- Produces spherical clusters of purple blooms
- Ideal for borders, beds, and decorative planting
- Adaptable to well-drained soil conditions
- Performs best in full sun
Specifications
- Scientific Name: Allium hollandicum ‘Purple Sensation’
- Common Name (US): Purple Sensation Allium / Ornamental Onion
- Seed Type / Variety: Ornamental flowering bulb-type plant
- Growth Habit: Upright, clumping perennial
- USDA Zones: 4–9
- Planting Season: Fall (preferred) or early spring
- Growing Season: Spring to early summer
- Sowing Season: Fall or early spring (may require cold stratification)
- Germination Time and Conditions: 30–90 days at 1–5°C followed by warmer temperatures
- Sunlight Requirements: Full sun
- Soil Requirements: Well-drained soil; tolerates moderately poor soils
- Watering Needs: Moderate; avoid waterlogging
- Mature Plant Size: 60–90 cm height; 20–30 cm spread
- Plant Spacing: 15–25 cm between plants
