Description from Brent and Becky's Bulbs
nigrum – (multibulbosum) softball sized, silvery, grayish white, almost flat-topped flower with green midveins; a repeat bloomer and a joy in our garden with peonies and Siberian Iris for over 10 years; summer; 1910; 18″-30″; (12+cm).
Ornamental onions perform beautifully, blooming late spring through early summer; they add a different, spectacular or architectural dimension to the garden; many suitable for Heirloom gardens and sunny, well-drained meadow; also wonderful cut and dried flowers; Giant (volleyball-softball), 1 per sq. ft.; Large (baseball-tennis ball), 5 per sq. ft.; Small(golf ball – marble), 10 per sq. ft.;
- Product Code: 03-0115
- Genus: Allium
- Cultivar: nigrum
- Family: Liliaceae
- Nickname: Ornamental Onion
- Bulbs Per Sq Foot: 4 to 5
- Color: White
- Height: 12″ To 24″, 24″ To 32″
- Flowering Time: Late Spring
- Sun vs Shade: Full Sun
- Soil Moisture: Average
- Zones: 5, 6, 7, 8
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