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Allium Species, Ornamental Onion, Persian Onion, Purple Sensation

Alliumhollandicum

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Family

Amaryllidaceae (am-uh-ril-id-AY-see-ee)

Info

Genus

Allium (AL-ee-um)

Info

Species

hollandicum (hol-LAN-dee-kum)

Info

Synonym

Sun Exposure

Sun to Partial Shade

Foliage

Herbaceous

Smooth

Height

24-36 in. (60-90 cm)

Spacing

6-9 in. (15-22 cm)

Hardiness

USDA Zone 3a: to -39.9 °C (-40 °F)

USDA Zone 3b: to -37.2 °C (-35 °F)

USDA Zone 4a: to -34.4 °C (-30 °F)

USDA Zone 4b: to -31.6 °C (-25 °F)

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)

Danger

Parts of plant are poisonous if ingested

Bloom Color

Medium Purple

Bloom Time

Mid Spring

Late Spring/Early Summer

Mid Summer

Other Details

Gardener's Notes:

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positive

neutral

negative

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bikerlady

Summerfield, FL | May 2012 | positive

Transplanted tubers last year. One flower showing this year. Well worth the wait!

smiln32

Oklahoma City, OK (Zone 7a) | November 2004 | neutral

Beautiful globe-shaped flowers. May be tolerant of temps to zone 10. Prefers full sun and regular waterings.

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Allium Species, Ornamental Onion, Persian Onion, Purple Sensation

Alliumhollandicum

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