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Family: Amaryllidaceae
(am-uh-ril-id-AY-see-ee) Genus: Allium (AL-ee-um) Species: spirale (spir-AH-lee) Synonym:Allium canescens Synonym:Allium longicaule Synonym:Allium trisulcum
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Category Alpines and Rock GardensPerennials Water Requirements Drought-tolerant; suitable for xeriscapingAverage Water Needs; Water regularly; do not overwater Sun Exposure Full SunSun to Partial Shade Foliage Grown for foliageHerbaceous Foliage Color Blue-GreenHeight 18-24 in. (45-60 cm)Spacing 9-12 in. (22-30 cm)Hardiness USDA Zone 5a: to -28.8 °C (-20 °F)USDA Zone 5b: to -26.1 °C (-15 °F) USDA Zone 6a: to -23.3 °C (-10 °F) USDA Zone 6b: to -20.5 °C (-5 °F) USDA Zone 7a: to -17.7 °C (0 °F) USDA Zone 7b: to -14.9 °C (5 °F) USDA Zone 8a: to -12.2 °C (10 °F) USDA Zone 8b: to -9.4 °C (15 °F) USDA Zone 9a: to -6.6 °C (20 °F) USDA Zone 9b: to -3.8 °C (25 °F) |
Where to Grow UnknownDanger N/ABloom Color PinkLavender Bloom Characteristics This plant is attractive to bees, butterflies and/or birdsBloom Size UnknownBloom Time Mid SummerLate Summer/Early Fall Other details UnknownSoil pH requirements 6.1 to 6.5 (mildly acidic)6.6 to 7.5 (neutral) 7.6 to 7.8 (mildly alkaline) Patent Information Non-patentedPropagation Methods By dividing rhizomes, tubers, corms or bulbs (including offsets)From seed; direct sow outdoors in fall From seed; winter sow in vented containers, coldframe or unheated greenhouse From seed; stratify if sowing indoors From seed; sow indoors before last frost Self-sows freely; deadhead if you do not want volunteer seedlings next season Seed Collecting Allow seedheads to dry on plants; remove and collect seeds |