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© Deeproot Plant Base
common name: Grape hyacinth
synonyms: Muscari atlanticum, Muscari racemosum
poisonous or irritant
moist soil, sandy soil
preferred soil pH: any
minimum temp: -23°C
USDA zone: 6 to 9
Vigorous spring bulb, somewhat variable in form with narrow leaves and dense heads of small tubular, dark blue flowers with constricted white mouths.
Moderately fertile, well-drained soil in full sun. Will naturalise in grassland.
Lift and divide clumps when dormant in summer, if they become congested.
From seed or by division of bulb offsets.